Results

CEP discussion paper

A double-differences approach to inference in regression discontinuity designs with a discrete running variable

We present a new approach to nonparametric inference in regression discontinuity designs where the running variable is discrete and may have few support points. The approach is based on an intuitive and comparatively wea...Read more...

CEP discussion paper

Organizing expertise with externalities: evidence from primary care

Many modern organizations use knowledge hierarchies, where frontline workers try to resolve tasks and pass those they cannot resolve to experts. But the implications of this organization of expertise are not well underst...Read more...

Journal article

International Economic Review:

Scientific isolation? The consequences of Trump's China initiative on Chinese research

The 2018 China Initiative by the Trump administration complicated procedures and reduced funding for US-China research collaborations. Using Scopus data, we analyze its impact on Chinese research. We find that it signifi...Read more...

Journal article

Review of International Economics:

Value co-creation and value capture in digital innovation ecosystems: a multiple case study in the agrifood sector

We use a large episode of trade liberalization in Spain to test a rich set of channels linking trade and markups. The effect of reductions in import tariffs on firm-level and aggregate markups is pro-competitive, but the...Read more...

CEP discussion paper

Dynamic effects of trade

The existence of aggregate welfare gains from trade is one of the classic insights from international economics. However, these conventional welfare gains are static, in the sense that they take existing factor supplies ...Read more...

Blog

Bloomberg Trumponomics (podcast):

Are We Being Priced Out of Happiness?

Americans are spending less time with friends, nights out are getting more expensive and even major sporting events are becoming harder to afford. Stephanie Flanders speaks with Bloomberg reporter Ben Steverman and econo...Read more...

Journal article

Regional Science and Urban Economics:

Ports, technology and inter-city trade: The economics and geopolitics of evolving maritime transport networks

Maritime transport remains the backbone of global trade, yet the port and shipping network that carries it has been transformed by containerization and related technological advances. Drawing on newly available granular ...Read more...

Journal article

Regional Science and Urban Economics:

Ports, technology and inter-city trade: the economics and geopolitics of evolving maritime transport networks

Maritime transport remains the backbone of global trade, yet the port and ship- ping network that carries it has been transformed by containerization and related technological advances. Drawing on newly available granula...Read more...

CEP discussion paper

Ports, technology and inter-city trade: the economics and geopolitics of evolving maritime transport networks

Maritime transport remains the backbone of global trade, yet the port and shipping network that carries it has been transformed by containerization and related technological advances. Drawing on newly available granular ...Read more...

CentrePiece article

Brexit has been an economic failure: here's the evidence

Putting up trade barriers has made the UK poorer...Read more...

Journal article

Organization Science:

The cybernetic teammate: a field experiment on generative AI and teamwork

We examine how artificial intelligence (AI) impacts three core pillars of collaboration?performance enhancement, expertise integration, and social engagement?through a preregistered field experiment with 791 professional...Read more...

CEP discussion paper

Should we stay or should we go? Firms? decision on services mode of supply

Services account for one-third of global trade, yet little is known about the impact of trade restrictions on services trade. To make progress in this area, it is crucial to understand through which modes services are tr...Read more...

Blog

Transform work:

Transform work with Raffaella Sadun, Professor of Business Administration at Harvard Business School (podcast)

Raffaella's work sits at the intersection of economics, leadership, and the future of work. Drawing on large-scale data and real-world field experiments inside major companies, she explores how hybrid work is reshaping l...Read more...

CEP discussion paper

Cocaine goes bananas: global spillovers from an illicit supply shock

We study how a sharp expansion in Colombian cocaine production propagated internationally through global trade networks, generating substantial social costs. In Colombia, the production surge increased homicide rates by ...Read more...

Blog

Vox EU:

Tall buildings lead to more compact and productive cities

Land-use regulations, including height limits, affect housing affordability and urban productivity. This column analyses over 11,000 urban agglomerations and 300,000 tall buildings to explore the effect of height restric...Read more...

Journal article

Spatial Economic Analysis:

Digital network centrality and the structure of goods trade

This paper studies how digital infrastructure is associated with the spatial structure of international trade in goods. We embed data availability into a structural gravity framework, conceptualising it as an information...Read more...

CEP discussion paper

Digital network centrality and the structure of goods trade

This paper studies how digital infrastructure is associated with the spatial structure of international trade in goods. We embed data availability into a structural gravity framework, conceptualizing it as an information...Read more...

Journal article

Journal of Law, Economics, and Organization:

Business groups as knowledge-based hierarchies of firms

We provide the first worldwide overview of the patterns of hierarchical differentiation across Business Groups (BGs), highlighting the coexistence of different hierarchical shapes. We show how the different shapes can ar...Read more...

CEP discussion paper

Exchange-rate pass-through and invoicing currency choice in international production networks

We study exchange-rate pass-through and currency choice in international transactions, focusing on bilateral bargaining power in relationships between domestic buyers and foreign suppliers. Using detailed transaction-lev...Read more...

Journal article

Journal of the European Economic Association:

Innovation union: costs and benefits of innovation policy coordination

What is the scope for international cooperation in innovation policy in economies closely integrated via trade? We address this question by building a two-region innovation-driven growth model with endogenous technology ...Read more...

Journal article

Nature Human Behaviour:

Why single-item measures of wellbeing are best

We argue that individual wellbeing is best captured by single self-reports of one's overall quality of life. This approach is direct, efficient, globally comparable and distinguishes wellbeing from what might explain it....Read more...

Journal article

American Economic Journal: Economic Policy:

Sweeping up gangs: the effects of tough-on-crime policies from a network approach

Globally, gang proliferation is fought primarily through sweeps. This paper uses a difference-in-differences strategy to examine their causal impact on crime for arrested individuals and their peers. Analysis focuses on ...Read more...

CEP report

Road to recovery: Self-employed on the mend?

The eighth LSE-CEP survey of the self-employed shows weekly hours of the self-employed are now seeing some signs of recovery, compared with the last data collection in June 2023. The positive increase in work hours is tr...Read more...

Journal article

Transactions of the Institute of British Geographers:

Finding stars: mapping the geography of the world's scientific elites

This paper presents the first systematic city-level mapping of global scientific talent, analysing the top 200,000 star scientists across 3635 cities worldwide annually between 2019 and 2023. We use a novel Knowledge Gen...Read more...

CEP discussion paper

Personnel policy in public sector organizations: evidence from England's academy schools

Many governments are increasingly decentralizing the governance of public sector organizations, by granting more autonomy to their managers. At the same time, public sector managers often cannot use key personnel practic...Read more...

CentrePiece article

Deglobalisation in disguise?

Brexit means that UK exporters of services now face more red tape and fewer opportunities....Read more...

Journal article

The Energy Journal:

Natural gas vehicles: consequences for fuel markets and the environment

Policies to adopt cleaner fuels have become increasingly important, but their impacts on incumbent fuel prices and resulting greenhouse gas emissions remain unclear. We use a panel dataset on weekly prices at the gas sta...Read more...

Journal article

International Economics:

Reassessing EU comparative advantage: the role of technology

Based on a sufficient statistics approach, we show how the state of technology of European industries relative to the rest of the world can be empirically assessed in a way that is simple in terms of computation, parsimo...Read more...

Journal article

Review of Economic Studies:

Temporal-difference estimation of dynamic discrete choice models

We study the use of Temporal-Difference learning for estimating the structural parameters in dynamic discrete choice models. Our algorithms are based on the conditional choice probability approach but use functional appr...Read more...

Chapter

Immigration, diversity and innovation in cities and regions

in A Research Agenda for Migration and Innovation

This chapter investigates the interplay between immigrant diversity and innovation, emphasizing the urban and regional dimensions where these effects are most pronounced. Cities and urban areas are pivotal to the generat...Read more...

Blog

Vox EU:

The impact of the 2025 US tariff announcements on UK firms

In the first half of 2025, the US and some of its trading partners announced significant changes to import tariffs. This column uses newly designed questions to study the impact of these changes on UK firms and to assess...Read more...

Blog

Vox EU:

An alliance for open trade: How to counter Trump's tariffs

The US administration's latest threat to impose sweeping new tariffs on many of its closest allies signals a renewed embrace of aggressive unilateralism and misunderstood economics. This column argues that the only effec...Read more...

Blog

UK in a Changing Europe:

Deglobalisation in disguise?

Shania Bhalotia, Swati Dhingra and Danyal Arnold explain their study on the effect of Brexit on the UK's ability to export services abroad. They argue that exporters now face higher trade costs, more red tape and fewer o...Read more...

Blog

Vox EU:

The battle for trade currency dominance: The dollar vs the renminbi in Argentina

The US dollar has traditionally dominated the invoicing of international trade. But could other currencies one day replace it? This column examines a unique policy experiment in Argentina in 2023. Amid a severe dollar sh...Read more...

Blog

Vox EU:

Export strength does not equal tech strength: Rethinking EU comparative advantage

Amid geopolitical shocks, the EU is revisiting its industrial strategy. However, traditional metrics often paint a misleading picture of Europe's underlying strength. This column uses a new approach to measure the EU's r...Read more...

Blog

Vox EU:

How the 2018/19 US tariffs against China boosted exports and employment in Mexico

In 2018 and 2019, the US administration hiked tariffs on imports from China. This column shows that imports from Mexico partly filled the gap, leading to an export and employment surge in Mexico. Using highly disaggregat...Read more...

CentrePiece article

Return innovation: how migration shapes diffusion of new technologies

Novel products, processes and technologies are important drivers of economic growth. Davide Coluccia and Gaia Dossi show how migrants from Britain to the United States in the late 19th and early 20th century not only too...Read more...

Blog

Vox EU:

Hiroshima: Resilience of city structure after the atomic bombing

Cities have faced a host of shocks throughout history, including earthquakes, hurricanes, coastal flooding, and storm surges, as well as wartime destruction, such as in the current Russia-Ukraine conflict. This column lo...Read more...

Blog

Vox EU:

The 2025 trade war: Dynamic impacts across US states and the global economy

In 2025, the US government announced a series of tariff increases targeting major trading partners, including Canada, China, and Mexico. This column estimates the economic consequences of these proposed tariffs to the US...Read more...

Blog

Financial Times:

How should central banks respond to US tariffs? (Podcast)

US tariffs have sent financial markets into a frenzy in recent weeks, but how much should central bankers be taking trade into account when setting monetary policy? To find out, Soumaya Keynes sits down with Bank of Engl...Read more...

CEP discussion paper

Willingness to pay for workplace amenities

We develop a revealed preference approach to measure the value of workplace amenities by analyzing how variation in non-wage job attributes affects excess mass in the earnings distribution at budget discontinuities. The ...Read more...

CEP discussion paper

Firm-level technology adoption in times of crisis

We investigate the diffusion of frontier technologies across German firms before and during the Covid-19 crisis. Our analysis tracks the nature, timing, and pandemic-related motivations behind technology investments, usi...Read more...

CEP discussion paper

Teaching happiness (economics) in your dismal-science courses

This paper discusses ideas for incorporating the study of happiness and other measures of self-reported or subjective well-being (SWB) into undergraduate economics courses. We begin by motivating why students of economic...Read more...

Blog

Vox EU:

Deep integration and trade: UK firms in the wake of Brexit

How does dismantling deep integration affect international trade? This column uses firm-level customs data to study the impact of Brexit on UK goods trade. The authors find that in the short term, exit from the Single Ma...Read more...

Journal article

American Economic Review:

Fighting climate change: international attitudes toward climate policies

This paper explores global perceptions and understanding of climate change and policies, examining factors that influence support for climate action and the impact of different types of information. We conduct large-scal...Read more...

Journal article

LSE Public Policy Review:

Explaining variation in child penalties: the role of gender norms and policies

This paper contributes to understanding global variation in child and marriage penalties by focusing on the role of patriarchal control, gender norms, and public policies. We introduce a new measure of gender norms, the ...Read more...

Journal article

Journal of Human Resources :

Where versus what: college value-added and returns to field of study in further education

We use administrative records on educational and labor market trajectories to estimate the value-added of English further education colleges in terms of educational and labor market outcomes and earnings returns to diffe...Read more...

Blog

LSE Euro PP:

A new measure of quality of life explains why people like living in bigger cities

People like to live in certain places, even when higher wages are on offer elsewhere. Gabriel Ahlfeldt, Fabian Bald, Duncan Roth and Tobias Seidel show that once you take into account people's preferences, large cities o...Read more...

Chapter

WELLBY

in Elgar Encyclopedia of Behavioural and Experimental Economics

The WELLBY is a measure of individual subjective wellbeing, as judged by individuals themselves, capturing both the quality of life and the length of life. We outline its use for measuring social progress and for social ...Read more...

Journal article

Small Business Economics :

Realizing expectations? High-impact entrepreneurship across countries

Comparative international entrepreneurship research has often used measures of high-growth expectations entrepreneurship to proxy for the construct of high-impact entrepreneurship. We revisit this practice by assessing t...Read more...

CEP discussion paper

Paper tiger? Chinese science and home bias in citations

We investigate the phenomenon of home bias in scientific citations, where researchers disproportionately cite work from their own country. We develop a benchmark for expected citations based on the relative size of count...Read more...

CEP discussion paper

Return innovation: the knowledge spillovers of the British migration to the United States, 1870-1940

This paper documents that out-migration promotes the diffusion of innovation from the country of destination to the country of origin of migrants. Between 1870 and 1940, nearly four million British immigrants settled in ...Read more...

Journal article

Industrial and Corporate Change:

More or the same? Radical, disruptive, discontinuous, and breakthrough innovation

This paper addresses the conceptual ambiguity in the literature on exceptional innovations, labeled ?radical,? ?disruptive,? ?breakthrough,? or ?discontinuous.? A bibliometric analysis of 4407 articles shows that differe...Read more...

Journal article

Management Science:

Cultural homophily and collaboration in superstar teams

One may reasonably think that cultural homophily, defined as the tendency to associate with others of similar culture, affects collaboration in multinational teams in general but not in superstar teams of professionals a...Read more...

Blog

Vox EU:

What impact have trade sanctions had on Russia? (Podcast)

Recorded at the CEPR Paris Symposium. How effective have the trade sanctions imposed on Russia in 2022 been? Politically, they were comprehensive and quick. But anecdotal reporting has suggested that Russian firms that w...Read more...

Journal article

American Economic Review:

Five facts about MPCs: evidence from a randomized experiment

We present five facts from an experiment on the marginal propensity to consume (MPC) out of transitory transfers: (1) the one-month MPC on a cash-like transfer is 23 percent; (2) it is substantially higher (61 percent) o...Read more...

Journal article

Research Policy:

Who stands on the shoulders of Chinese (scientific) giants? Evidence from chemistry

China?s rise in science has the potential to push forward the knowledge frontier, but mere production of knowledge does not guarantee that others are able to build on it. We ask whether chemistry research originating fro...Read more...

Blog

Vox EU:

Leveraging AI to navigate 'deglobalisation'

Trade wars, industrial policy, and myriad other supply chain disruptions have fast become the 'new normal'. Yet, given the highly opaque and complex nature of production processes, knowing how to navigate this rise of de...Read more...

CEP discussion paper

Measuring quality of life under spatial frictions

Using a quantitative spatial model as a data-generating process, we explore how spatial frictions affect the measurement of quality of life. We find that under a canonical parameterization, mobility frictions - generated...Read more...

Chapter

Crime and the labor market

in Handbook of Labor Economics

The economics of crime has emerged as a critical field over the past 30 years, with economists increasingly exploring the causes and consequences of criminal behavior. This chapter surveys key contributions and developme...Read more...

Journal article

Canadian Journal of Economics:

Regional specialization: from the geography of industries to the geography of jobs

Our analysis begins with an empirical investigation of how employment concentration in industries and occupations across United States regions has changed over time, and how regional specialization has changed. Results ...Read more...

Journal article

Oxford Review of Economic Policy:

Ethnic minority and migrant pay gaps over the life-cycle

It is well-known that ethnic minority and migrant workers have lower average pay than the White UK-born workforce. However, we know much less about how these gaps vary over the life-cycle because of data limitations. We ...Read more...

Journal article

The Economic Journal:

Globalization and conflicts: the good, the bad, and the ugly of corporations in Africa

Using a novel georeferenced datataset on the affiliates and headquarters of multinational enterprises between 2007 and 2018 together with georeferenced conflict data for the African continent, this work establishes a cau...Read more...

CEP discussion paper

Transitional costs and the decline in coal: worker-level evidence

Workers' outside options play a central role in determining the transitional costs of labor demand shocks. Using comprehensive administrative data, we examine the worker-level effects of the decline of coal - a regionall...Read more...

CEP discussion paper

Crime and the labor market

The economics of crime has emerged as a critical field over the past 30 years, with economists increasingly exploring the causes and consequences of criminal behavior. This chapter surveys key contributions and developme...Read more...

Blog

Promarket:

Does Domestic Competition Help EU Firms Compete Abroad?

In a survey of nearly 400 European firms that export abroad, Elena Argentesi, Livia De Simone, Stephan Paetz, Vincenzo Scrutinio find that most firms believe that competition forces them to produce cheaper and higher qua...Read more...

Journal article

American Economic Journal: Macroeconomics:

International friends and enemies

We examine whether, as countries become more economically dependent on a trade partner, they realign politically toward that trade partner. We use network measures of economic exposure to foreign productivity growth deri...Read more...

CEP discussion paper

The distributional consequences of trade: evidence from the Grain Invasion

We examine the distributional consequences of trade using the New World Grain Invasion that occurred in the second half of the 19th century. We use a newly-created dataset on population, employment by sector, property va...Read more...

Blog

Vox EU:

Global environmental cooperation and innovation

In the ongoing debate on climate change, one of the most pressing challenges is fostering effective international cooperation. This column examines the success of the 1987 'Montreal Protocol' in phasing out harmful chlor...Read more...

CEP discussion paper

Valuing consumption services as technology transforms accessibility: Evidence from Beijing

Home delivery reduced the value of cities as locations to access variety in durable consumption goods. Food delivery services (FDS) are doing the same for restaurants. Home-streaming of sports or home-delivered restauran...Read more...

Blog

Vox Talks (podcast):

The economics of strategy (podcast)

Organisations don't just provide employment: they solve, or attempt to solve, important problems in our society. Organizational economics has made some impressive strides in recent years to show what choices organisation...Read more...

CEP discussion paper

Trade and the end of antiquity

What caused the end of antiquity, the shift of economic activity away from the Mediterranean towards northern Europe? We assemble a large database of coin flows between the 4th and 10th century and use it to document the...Read more...

CEP discussion paper

Brexit and investment

In 2016, the UK voted to leave the European Union and growth in UK manufacturing investment ground to a halt. This paper uses administrative trade data to investigate the causal relationship between these events. We expl...Read more...

Blog

The Rest is Money (podcast):

Bank of England Economist: Interest rates must be cut (podcast)

Economist and external member of the Bank of England's Monetary Policy Committee, Swati Dhingra talks to Robert and Steph about why she thinks the time has come to lower Bank Rate, the interest rate set by the Bank of En...Read more...

Journal article

The Economic Journal:

Personnel management and school productivity: evidence from India

This paper uses new data to study school management and productivity in India. We report five main results. First, management quality in public schools is low, and -2 standard deviations below high-income countries with ...Read more...

Journal article

Critical Sociology:

A popular backlash against globalization?

Is there a popular backlash against globalization? When did it start and in which forms? What do we know about its causes? We address these questions in the context of advanced democracies. We see the `globalization back...Read more...

CEP discussion paper

Putting quantitative models to the test: an application to Trump's trade war

The primary motivation behind quantitative modeling in international trade and many other fields is to shed light on the economic consequences of policy changes. To help assess and potentially strengthen the credibility ...Read more...

Journal article

AEA Papers and Proceedings:

The changing nature of pollution, income, and environmental inequality in the United States

This paper uses tax records linked to administrative Census data and high-resolution measures of air pollution exposure (PM2.5) to study the evolution of the Black-White pollution exposure gap since 1984. We decompose ch...Read more...

Journal article

American Economic Journal: Microeconomics:

Technology transfer in global value chains

Global value chains create opportunities for North-South technology diffusion. This paper studies technology transfer in value chains when contracts are incomplete and input production technologies are imperfectly exclud...Read more...

CEP discussion paper

Leaving the global playing field through optimal non-discriminatory corporate taxes and subsidies

Due to markup distortions, in international trade models with monopolistic competition and heterogeneous firms the market equilibrium is inefficient unless demand exhibits constant elasticity of substitution. When it doe...Read more...

Journal article

Annual Review of Economics:

Industrial policy and the great divergence

We discuss recent work evaluating the role of the government in shaping the economy during the long nineteenth century, a practice we refer to as industrial policy. States deployed a vast variety of different policies ai...Read more...

Journal article

American Economic Review:

When tariffs disrupt global supply chains

We study unanticipated tariffs in a setting with firm-to-firm supply relationships. Firms conduct costly searches and negotiate with potential suppliers that pass a reservation level of match productivity. Global supply ...Read more...

Journal article

Journal of the European Economic Association :

Formation of college plans: expected returns, preferences and adjustment process

We exploit a large exogenous shock to study the formation, and updating, of educational plans, and to examine how these plans ultimately impact later educational attainment. Using novel, longitudinal, microdata on cohort...Read more...

Journal article

The Economic Journal:

Immigration, female labour supply and local cultural norms

We study the local evolution of female labour supply and cultural norms in West Germany in reaction to the sudden presence of East Germans who migrated to the West after reunification. These migrants grew up with high ra...Read more...

Journal article

The Economic Journal:

Commuting for crime

People care about crime, with the spatial distribution of both actual and perceived crime affecting the amenities from living in different areas and residential decisions. The literature finds that crime tends to happen ...Read more...

Blog

LSE Business Review:

The 'child penalty' creates most of the gender earnings gaps in rich countries

After having children, women tend to change their working hours and wage rates, and even transition to new jobs. This phenomenon, known as the child penalty, explains the bulk of the gender earnings gap in developed coun...Read more...

CentrePiece article

How much is your time worth?

Wages indicate how much people want for their time at work, but how can we find out what value they place on time spent doing other things? Christian Krekel and George MacKerron analyse over two million responses to a sm...Read more...

Journal article

Journal of the European Economic Association:

Come together: firm boundaries and delegation

We jointly study firm boundaries and the allocation of decision rights within them by confronting an incomplete-contracts model with data on vertical integration and delegation for thousands of firms around the world. In...Read more...

Journal article

Journal of Environmental Psychology:

Working memory and fluid intelligence are differentially related to categories of urban fabric in older adults: Results from the Berlin aging study

Urbanization is Globally increasing at a rapid rate but its consequences for mental health, including cognitive functioning, are not well understood. In particular, little is known about the effects of different morpholo...Read more...

CEP discussion paper

Estimating the longevity of electric vehicles: what do 300 million MOT test results tell us?

Knowing how long the average vehicle remains roadworthy before being scrapped is a crucial input into life cycle assessment (LCA) and total cost of ownership (TCO) studies of different vehicle powertrains. This study lev...Read more...

Journal article

PLoS ONE :

Access to digital finance: Equity crowdfunding across countries and platforms

Financing entrepreneurship spurs innovation and economic growth. Digital financial platforms that crowdfund equity for entrepreneurs have emerged globally, yet they remain poorly understood. We model equity crowdfunding ...Read more...

Journal article

AEA Papers and Proceedings:

Parenthood and academic career trajectories

Women continue to be underrepresented in the field of economics, especially among permanent faculty. As parenthood is an important driver of gender inequality in the labor market, we study the impact of children on the a...Read more...

Journal article

Research Policy:

A new dataset to study a century of innovation in Europe and in the US

Innovation is an important driver of potential growth but quantitative evidence on the dynamics of innovative activities in the long-run are hardly documented due to the lack of data, especially in Europe. In this paper,...Read more...

Journal article

Research in Labor Economics:

Effort at work and worker well-being

This chapter analyzes detailed 24-hour diary data from the United States to provide evidence on the relationship between workers? effort and well-being while at work. In doing so, we first measure workers? effort in term...Read more...

CEP discussion paper

Neoclassical growth in an interdependent world

We generalize the closed-economy neoclassical growth model (CNGM) to allow for costly goods trade and capital flows with imperfect substitutability between countries. We develop a tractable, multi-country, quantitative m...Read more...

CEP discussion paper

Exporting ideas: knowledge flows from expanding trade in goods

We examine the effect of entry by French firms into a new export market on the dynamics of their patents' citations received from that destination. Applying a difference-in-differences identification strategy with a stag...Read more...

CEP discussion paper

The skyscraper revolution: global economic development and land savings

Tall buildings are central to facilitating sustainable urbanization and growth in cities worldwide. We estimate average elasticities of city population and built area to aggregate city building heights of 0.12 and -0.17,...Read more...

Blog

Vox EU:

Unravelling the complexities of sanctions

Sanctions have become a linchpin of foreign policy. But as they have grown more complex, understanding their true impact on targeted economies has become increasingly difficult, and evidence of their firm-level effects i...Read more...

Journal article

The Review of Economic Studies:

A theory of falling growth and rising rents

Growth has fallen in the U.S. amid a rise in firm concentration. Market share has shifted to low labour share firms, while within-firm labour shares have actually risen. We propose a theory linking these trends in which ...Read more...

Journal article

American Economic Review :

The impact of regulation on innovation

We present a framework that can be used to assess the equilibrium impact of regulation on endogenous innovation with heterogeneous firms. We implement this model using French firm-level panel data, where there is a sharp...Read more...