Results

CentrePiece article

Polarisation is not a myth

Political views shape the creation and spread of technology...Read more...

CEP discussion paper

AI unbound: digital infrastructure, AI adoption, and firm performance

We study how digital infrastructure relaxes constraints on the diffusion and economic impact of artificial intelligence (AI). Using administrative data and a nationally representative enterprise survey from Turkey (2021?...Read more...

CEP discussion paper

Technology spillovers, diffusion and rivalry in firm networks

We examine how upstream firms' technology adoption affects the performance and adoption decisions of downstream partners. Using business-to-business data with administrative records on advanced technology adoption, we fi...Read more...

CEP discussion paper

How ICT shapes wages, working conditions, and job satisfaction

We study how the widespread diffusion of ICT affects wages, working conditions, and job satisfaction. We frame our empirical investigation with a model in which ICT can improve both wages and working conditions by increa...Read more...

Journal article

Labour Economics:

Human after all: occupations at the core of AI adoption

This paper investigates how firms? occupational structure shapes the adoption of artificial intelligence (AI) using matched administrative data on French firms and relying on an instrumental variable Probit model. We ide...Read more...

Journal article

American Economic Review: Insights:

Induced innovation, inventors, and the energy transition

We study how individual inventors respond to incentives to work on ?clean? electricity technologies. Using natural gas price variation, we estimate output and entry elasticities of inventors and measure the medium-term i...Read more...

Journal article

Journal of the European Economic Association:

Labor unions and the electoral consequences of trade liberalization

We show that the Brazilian trade liberalization in the early 1990s led to a permanent relative decline in the vote share of left-wing presidential candidates in the regions more affected by the tariff cuts. This happened...Read more...

Blog

Vox EU:

Technology spillovers, diffusion, and rivalry in firm networks

Quantifying technology adoption, spillovers, and diffusion across firms is crucial for understanding industry dynamics, and in turn countries' growth. This column combines firm-level input-output VAT data from Turkey wit...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...

CEP discussion paper

The role of human capital for AI adoption: evidence from French firms

We leverage a uniquely comprehensive combination of data sources to explore the enabling role of human capital in fostering the adoption of predictive AI systems in French firms. Using a causal estimation approach, we sh...Read more...

CEP discussion paper

The new wave? The role of human capital and STEM skills in technology adoption in the UK

Which types of human capital influence the adoption of advanced technologies? We study the skill biased adoption of information and communication technologies (ICT) across two waves in the UK. Specifically, we compare th...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...

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...

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:

How polarised are citizens? Measuring ideology from the ground-up

We investigate whether the ideological polarisation of citizens has increased in Western democracies. We propose a novel methodology to identify individual ideologies by applying Latent Dirichlet Allocation to political ...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...

Journal article

The Economic Journal:

Individual consequences of occupational decline

We assess the career earnings losses that individual Swedish workers suffered when their occupations' employment declined. High-quality data allow us to overcome sorting into declining occupations on various attributes, ...Read more...

Journal article

Nature Communications:

The effect of Covid certificates on vaccine uptake, health outcomes, and the economy

In the COVID-19 pandemic many countries required COVID certificates, proving vaccination, recovery, or a recent negative test, to access public and private venues. We estimate their effect on vaccine uptake for France, G...Read more...

CEP discussion paper

No inventor is an island: social connectedness and the geography of knowledge flows in the US

Do informal social ties connecting inventors across distant places promote knowledge flows between them? To measure informal ties, we use a new and direct index of social connectedness of regions based on aggregate Faceb...Read more...

CEP discussion paper

The best versus the rest: divergence across firms during the global productivity slowdown

We document that labor productivity of the globally most productive firms ? the ?frontier? ? has diverged from all other firms ? the ?rest? ? throughout the 2000s. This divergence remains after controlling for capital in...Read more...

CEP discussion paper

Geography, ties and knowledge flows: evidence from citations in mathematics

Using data on academic citations, career and educational histories of mathematicians, and disaggregated distance data for the world's top 1000 math departments, we study how geography and ties affect knowledge flows amon...Read more...

CEP discussion paper

The diffusion of knowledge via managers' mobility

Better managers and managerial practices lead to better firm performance. Yet, little is known about what happens when managers move across firms. Does a firm hiring a good manager improve its performance? If yes is ther...Read more...

CEP discussion paper

Colocation and knowledge diffusion: evidence from million dollar plants

This paper uses the entry of large corporations into U.S. counties during the 1980s and 1990s to analyse the effect of plant opening on knowledge spillovers to local inventors. We use a difference-in-differences identifi...Read more...

Journal article

Water Economics and Policy:

Invention and diffusion of water supply and water efficiency technologies: insights from a global patent dataset

This paper identifies over 50,000 patents filed worldwide in various water-related technologies between 1990 and 2010, distinguishing between those related to availability (supply) and conservation (demand) technologies....Read more...

CEP discussion paper

Patents and the global diffusion of new drugs

This paper studies how patent rights and price regulation affect how fast new drugs are launched in different countries, using newly constructed data on launches of 642 new drugs in 76 countries for the period 1983-2002,...Read more...

CEP discussion paper

Dynamic selection: an idea flows theory of entry, trade and growth

This paper develops an idea flows theory of trade and growth with heterogeneous firms. New firms learn from incumbent firms, but the diffusion technology ensures entrants learn not only from frontier technologies, but fr...Read more...

Journal article

The Quarterly Journal of Economics:

Does management matter? Evidence from India

A long-standing question is whether differences in management practices across firms can explain differences in productivity, especially in developing countries where these spreads appear particularly large. To investiga...Read more...

CEP discussion paper

Brain Drain or Brain Gain? Technology Diffusion and Learning On-the-job

This paper develops a theory of technology transfer when technology is embodied in human capital and learning requires on-the-job communication between managers and workers. Patterns of knowledge diffusion depend on wher...Read more...

CEP discussion paper

Does Management Matter? Evidence from India

A long-standing question in social science is to what extent differences in management cause differences in firm performance. To investigate this we ran a management field experiment on large Indian textile firms. We pro...Read more...

CEP discussion paper

Spreading the Word: Geography, Policy and Knowledge Spillovers

Using new data on citations to university patents and scientific publications, we study how geography affects university knowledge spillovers. Citations to patents decline sharply with distance up to about 150 miles and ...Read more...

CEP discussion paper

Intergenerational Mobility and the Informative Content of Surnames

We propose an alternative method for measuring intergenerational mobility. Traditional methods based on panel data provide measurements that are scarce, difficult to compare across countries and almost impossible to get ...Read more...

CEP discussion paper

Catching a Wave: the Adoption of Voice and High Commitment Workplace Practices in Britain: 1984-1998

In this paper we treat workplace voice and systems of high-commitment human resource management (HCHRM) as technological innovations in order to account for the uneven diffusion patterns observed across establishments. U...Read more...