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Blog

VoxEU:

Firms slice up global production to protect their knowhow

Imitation is a first-order concern for enterprises operating global production processes. Firms routinely source knowledge-intensive inputs from many countries, including those with weak intellectual property laws. This ...Read more...

CEP discussion paper

What is the public?s social welfare function?

Optimal public policy requires a social welfare function defined over individual utilities. While there is substantial research on income-based social welfare functions, no published study has directly elicited public pr...Read more...

CEP discussion paper

Peer effects and worker visibility in team production: evidence from NBA rookies

This paper examines how peer quality impacts early career visibility, productivity, and longterm earnings in team based settings. While high ability peers can generate positive spillovers, they may limit opportunities fo...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...

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...

CEP discussion paper

Productivity, matchability and intermediation in production networks

This paper examines intermediation in production networks to unpack the firm attributes and matching costs that govern firm-to-firm networks and the gains from trade. Exploiting rich customs data for Chile, we show that ...Read more...

CEP discussion paper

Large-scale land acquisitions: Trees, trade and structural change

Large-scale land acquisitions are a key component of agricultural foreign direct investment. In 2023 alone, nearly 6% of the world's arable land was acquired globally. This paper examines their impact on agricultural pro...Read more...

Journal article

International Economic Review:

Productive robots and industrial employment: the role of national innovation systems

In a model with robots, automatable and non-automatable production, we study robot-labor substitutions and show how they are influenced by a country's "innovation system". Substitution depends on demand and production el...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

Firm heterogeneity and imperfect competition in global production networks

How do production networks and market structure interact to shape the effects of trade and competition policy? We develop a model with two-sided firm heterogeneity, matching frictions, and imperfect supplier competition....Read more...

CEP discussion paper

Production function estimation using subjective expectations data

Standard proxy methods for estimating production functions in the Olley and Pakes (1996) tradition require assumptions on input choices. We introduce a new method that exploits (increasingly available) data on firms' exp...Read more...

CEP discussion paper

Accounting for the evolution of China's production and trade patterns

This paper studies the evolution of China's production and trade patterns during its integration into the global economy. We document and explain new facts concerning changes in production and exports at the industry and...Read more...

Journal article

Regional Studies:

Global production networks meets evolutionary economic geography

Two of the canonical approaches in regional studies are global production networks (GPNs) and evolutionary economic geography (EEG). Recent geopolitical and economic events have shown the importance of both theories in e...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

American Economic Journal: Economic Policy :

Local retail prices, product variety, and neighborhood change

We study how local grocery markets within a city are affected by changes in housing markets. Our empirical strategy exploits a shift in the spatial distribution of construction activity induced by a large-scale, place-ba...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:

Unraveling firms: demand, productivity and markups heterogeneity

We develop a novel framework that simultaneously allows recovering heterogeneity in demand, quantity TFP and markups across firms while leaving the correlation between the three dimensions unrestricted. We accomplish thi...Read more...

Journal article

The Quarterly Journal of Economics :

The slope of the Phillips Curve: evidence from US States

We estimate the slope of the Phillips curve in the cross section of U.S. states using newly constructed state-level price indices for nontradeable goods back to 1978. Our estimates indicate that the slope of the Phillips...Read more...

Journal article

Journal of Political Economy:

The origins of firm heterogeneity: a production network approach

We explore firm size heterogeneity in production networks. In comprehensive data for Belgium, firms with more customers have higher total sales but lower sales and lower market shares per customer. Downstream factors, es...Read more...

Journal article

Management Science:

Vertical integration and foreclosure: evidence from production network data

This paper studies the prevalence of potential anticompetitive effects of vertical mergers using a novel data set on U.S. and international buyer-seller relationships and across a large range of industries. We find that ...Read more...

CEP discussion paper

Business groups as knowledge-based hierarchies of firms

Hierarchical differentiation is a cornerstone of the organizing process. In this paper, we do three things. First, exploiting a newly assembled dataset, we provide the first worldwide overview of the patterns of hierarch...Read more...

Journal article

Journal of Environmental Economics and Management:

Green product innovation in industrial networks: a theoretical model

Previous studies have modeled green technological change as innovations in the process of production (e.g., abatement technologies or energy sources). But greening the economy also requires changing products. The automot...Read more...

Blog

LSE US Centre:

Trade protection along supply chains: how antidumping measures against China hurt downstream industries

Production processes are often no longer confined to a single country; supply chains can be fragmented across great distances. By contrast, tariffs are often used by individual countries to protect certain industries. In...Read more...

Journal article

Quarterly Journal of Economics:

Misallocation in the market for inputs: enforcement and the organization of production

The strength of contract enforcement determines how firms source inputs and organize production. Using microdata on Indian manufacturing plants, we show that production and sourcing decisions appear systematically distor...Read more...

CEP discussion paper

Work, care and gender during the Covid-19 crisis

We explore impacts of the pandemic crisis and associated restrictions to economic activity on paid and unpaid work for men and women in the UK. Using data from the Covid-19 supplement of Understanding Society, we find ev...Read more...

CEP discussion paper

Growing like China: firm performance and global production line position

Global value chains have fundamentally transformed international trade and development in recent decades. We use matched firm-level customs and manufacturing survey data, together with Input-Output tables for China, to e...Read more...

CEP discussion paper

Intellectual property and the organization of the global value chain

This paper introduces the concept of intangible assets in a property rights model of sequential supply chains. Firms transmit knowledge to their suppliers to facilitate input customization. Yet, to avoid knowledge dissip...Read more...

CEP discussion paper

Vertical integration and foreclosure: evidence from production network data

This paper studies the prevalence of vertical market foreclosure using a novel dataset on U.S. and international buyer-seller relationships, and across a large range of industries. We find that relationships are more lik...Read more...

CEP discussion paper

Economic incentives, home production and gender identity norms

We infer the role of gender identity norms from the reallocation of childcare across parents, following changes in their relative wages. By exploiting variation from a Swedish tax reform, we estimate the elasticity of su...Read more...

Journal article

Journal of Political Economy:

Production networks, geography, and firm performance

This paper examines the importance of buyer-supplier relationships for firm performance. We develop a model in which firms outsource tasks and search for suppliers. Lower search and outsourcing costs lead firms to search...Read more...

CEP discussion paper

The origins of firm heterogeneity: a production network approach

This paper quantifies the origins of firm size heterogeneity when firms are interconnected in a production network. Using the universe of buyer-supplier relationships in Belgium, the paper develops a set of stylized fact...Read more...

CEP discussion paper

Misallocation in the market for inputs: enforcement and the organization of production

The strength of contract enforcement determines how firms source inputs and organize production. Using microdata on Indian manufacturing plants, we show that production and sourcing decisions appear systematically distor...Read more...

Journal article

Annual Review of Economics:

Networks and trade

Trade occurs between firms both across borders and within countries, and most trade transactions include at least one large firm with many trading partners. This article reviews the literature on firm-to-firm connections...Read more...

CentrePiece article

Threats to scientific progress, past and present

A US boycott of Chinese researchers, as threatened by the Trump administration, could stifle scientific progress and technological innovation. That is the concern of Alessandro Iaria, Carlo Schwarz and Fabian Waldinger, ...Read more...

CEP discussion paper

Networks and trade

Trade occurs between firms both across borders and within countries, and the vast majority of trade transactions includes at least one large firm with many trading partners. This paper reviews the literature on firm-to-f...Read more...

Journal article

Regional Science and Urban Economics:

You've come a long way, baby. Husbands' commuting time and family labour supply

This paper explores the effects of husbands? commuting time on wives? employment and family time allocation. We develop a unitary family model, and we show that when market services are imperfect substitutes of home prod...Read more...

CEP discussion paper

Internalizing global value chains: a firm-level analysis

In recent decades, advances in information and communication technology and falling trade barriers have led firms to retain within their boundaries and in their domestic economies only a subset of their production stages...Read more...

CEP discussion paper

Frontier knowledge and scientific production: evidence from the collapse of international science

We show that WWI and the subsequent boycott against Central scientists severely interrupted international scientific cooperation. After 1914, citations to recent research from abroad decreased and paper titles became les...Read more...

Journal article

The World Bank Economic Review:

On minimizing the risk of bias in randomized controlled trials in economics

Estimation of empirical relationships is prone to bias. Economists have carefully studied sources of bias in structural and quasi-experimental approaches, but the randomized control trial (RCT) has only begun to receive ...Read more...

Journal article

American Economic Review:

Is modern technology responsible for jobless recoveries?

Since the early 1990s, recoveries from recessions in the US have been plagued by weak employment growth. We investigate whether a similar problem afflicts other developed economies, and whether technology is a culprit. W...Read more...

CEP discussion paper

The loss of production work: evidence from quasi-experimental identification of labour demand functions

This paper examines changes in the structure of labour demand in plant-level panel data. I exploit variation in wages across local labour markets induced by the collapse of Finland?s Soviet-dependent industry in the earl...Read more...

Journal article

The Review of Economic Studies:

Estimating strategic models of international treaty formation

This article develops an empirical framework for analysing the timing of international treaties. A treaty is modelled as a dynamic game among governments that decide on participation in every period. The net benefit of t...Read more...

CEP discussion paper

Production networks, geography and firm performance

This paper examines the importance of buyer-supplier relationships, geography and the structure of the production network in firm performance. We develop a simple model where firms can outsource tasks and search for supp...Read more...

SERC/Urban and Spatial Programme Discussion Paper

Enabled to Work: The Impact of Government Housing on Slum Dwellers in South Africa

This paper looks at the link between housing conditions and household income and labour market participation in South Africa. I use four waves of panel data from 2002-2009 on households that were originally living in inf...Read more...

CEP discussion paper

Unraveling firms: demand, productivity and markups heterogeneity

We develop a novel framework that simultaneously allows recovering heterogeneity in demand, quantity TFP and markups across firms while leaving the correlation between the three dimensions unrestricted. We accomplish thi...Read more...

CEP discussion paper

European integration and the gains from trade

This chapter discusses whether and how .new quantitative trade models.(NQTMs) can be fruitfully applied to quantify the welfare effects of trade liberalization, thus shedding light on the trade-related effects of further...Read more...

Journal article

American Economic Review:

Market size, competition, and the product mix of exporters

We build a theoretical model of multi-product firms that highlights how competition across market destinations affects both a firm's exported product range and product mix. We show how tougher competition in an export ma...Read more...

CEP discussion paper

Missing gains from trade?

The theoretical result that there are welfare gains from trade is a central tenet of international economics. In a class of trade models that satisfy a 'gravity equation,' the welfare gains from trade can be computed usi...Read more...

Journal article

American Economic Review:

Immigration, offshoring, and American jobs

Following Grossman and Rossi-Hansberg (2008) we present a model in which tasks of varying complexity are matched to workers of varying skill in order to develop and test predictions regarding the effects of immigration a...Read more...

CentrePiece article

Free to choose? The impact of healthcare reform

Has the introduction of greater choice and competition in healthcare in England led to improved outcomes for patients? The authors assess changes in the quality of care that hospitals provided for cardiac surgery patient...Read more...

CEP discussion paper

Estimating Bayesian decision problems with heterogeneous priors

In many areas of economics there is a growing interest in how expertise and preferences drive individual and group decision making under uncertainty. Increasingly, we wish to estimate such models to quantify which of the...Read more...

CEP discussion paper

Productivity As If Space Mattered: An Application to Factor Markets Across China

Optimal production decisions depend on local market characteristics. This paper develops a model to explain firm labor demand and firm density across regions. Firms vary in their technology to combine imperfectly substit...Read more...

CEP discussion paper

Free to Choose? Reform and Demand Response in the English National Health Service

The impacts of choice in public services are controversial. We exploit a reform in the English National Health Service to assess the impact of relaxing constraints on patient choice. We estimate a demand model to evaluat...Read more...

CEP discussion paper

Female Employment and Fertility - The Effects of Rising Female Wages

Increases in female employment and falling fertility rates have often been linked to rising female wages. However, over the last 30 years the US total fertility rate has been fairly stable while female wages have continu...Read more...

CEP discussion paper

Immigration, Offshoring and American Jobs

How do offshoring and immigration affect the employment of native workers? What kinds of jobs suffer, or benefit, most from the competition created by offshore and immigrant workers? In contrast to the existing literatur...Read more...

SERC/Urban and Spatial Programme Discussion Paper

Homeownerhip and Entrepreneurship

We study the link between homeownership and entrepreneurship by exploiting the longitudinal dimension of the British Household Panel Survey (BHPS) and constructing a detailed monthly-spell dataset that tracks individuals...Read more...

CEP discussion paper

A Note on Schooling in Development Accounting

How much would output increase if underdeveloped economies were to increase their levels of schooling? We contribute to the development accounting literature by describing a nonparametric upper bound on the increase in o...Read more...

CentrePiece article

In brief... Cotton and cars: the huge gains from process innovation

New inventions are good for economic growth, but equally important are improvements in the way we make things - what's known as process innovation. Tim Leunig and Joachim Voth measure the impact of two such innovations -...Read more...

Journal article

Journal of the European Economic Association:

Rethinking the effect of immigration on wages

This paper calculates the effects of immigration on the wages of native US workers of various skill levels in two steps. In the first step we use labor demand functions to estimate the elasticity of substitution across d...Read more...

CEP discussion paper

Autoregressions in Small Samples, Priors about Observables and Initial Conditions

We propose a benchmark prior for the estimation of vector autoregressions: a prior about initial growth rates of the modelled series. We first show that the Bayesian vs frequentist small sample bias controversy is driven...Read more...

CEP discussion paper

Leveraging Monopoly Power by Degrading Interoperability: Theory and Evidence from Computer Markets

When will a monopolist have incentives to leverage his market power in a primary market to foreclose competition in a complementary market by degrading compatibility/interoperability of his products with those of her riv...Read more...

CEP discussion paper

The Penn-Belassa-Samuelson Effect in Developing Countries: Price and Income Revisited

It is conventional wisdom that richer countries have a higher price level than poorer countries. This paper provides evidence that the price-income relationship is non-linear and that it turns negative, or at best flat, ...Read more...

CEP discussion paper

Spinning Welfare: the Gains from Process Innovation in Cotton and Car Production

Economists and economic historians want to know how much better life is today than in the past. Fifty years ago economic historians found surprisingly small gains from 19th century US railroads, while more recently econo...Read more...

CEP discussion paper

Welfare Policy and the Distribution of Hours of Work

We examine the distribution of hours of work across industrial sectors in OECD countries. We find large disparities when sectors are divided into three groups: one that produces goods without home substitutes and two oth...Read more...

CEP discussion paper

Recovering the Sunk Costs of R&D: the Moulds Industry Case

Sunk costs for R&D are an important determinant of the level of innovation in the economy. In this paper I recover them using a Markov equilibrium framework. The contribution is twofold. First, a model of industry dynami...Read more...

CEP discussion paper

The Century of Education

This paper presents a historical database on educational attainment in 74 countries for the period 1870-2010, using perpetual inventory methods before 1960 and then the Cohen and Soto (2007) database. The correlation bet...Read more...

CEP discussion paper

On the Existence of the Maximum Likelihood Estimates for Poisson Regression

We note that the existence of the maximum likelihood estimates for Poisson regression depends on the data configuration. Because standard software does not check for this problem, the practitioner may be surprised to fin...Read more...

CEP discussion paper

Tax Cuts in Open Economies

A reduction in income tax rates generates substantial dynamic responses within the framework of the standard neoclassical growth model. The short-run revenue loss after an income tax cut is partly - or, depending on para...Read more...

CEP discussion paper

Intrinsic Inflation Persistence

It is often argued that the New Keynesian Phillips curve is at odds with the data because it cannot explain inflation persistence ? the difficulty of returning inflation immediately to target after a shock without any lo...Read more...

CEP discussion paper

Intra-Industry Foreign Direct Investment

We use a new firm level data set that establishes the location, ownership, and activity of 650,000 multinational subsidiaries?close to a comprehensive picture of global multinational activity. A number of patterns emerge...Read more...

CEP discussion paper

Wage Distributions by Bargaining Regime: Linked Employer-Employee Data Evidence from Germany

Using linked employer-employee data from the German Structure of Earnings Survey 2001, this paper provides a comprehensive picture of the wage structure in three wage-setting regimes prevalent in the German system of ind...Read more...

CEP discussion paper

The Division of Labor, Coordination, and the Demand for Information Processing

Since Adam Smith?s time, the division of labor in production has increased significantly, while information processing has become an important part of work. This paper examines whether the need to coordinate an increasin...Read more...

CEP discussion paper

The Beveridge Curve

The Beveridge curve depicts a negative relationship between unemployed workers and job vacancies, a robust finding across countries. The position of the economy on the curve gives an idea as to the state of the labour ma...Read more...

CEP discussion paper

Trends in Hours and Economic Growth

We study long-run trends in market hours of work and employment shifts across economic sectors driven by uneven TFP growth in market and home production. We focus on the structural transformation between agriculture, man...Read more...

CEP discussion paper

The Importance of the Wording of the ECB

This paper analyses the ECB communication, focusing in particular on its transparency dimension. We posit that if the ECB is transparent about its future policy decisions, then we should be able to forecast fairly well i...Read more...

CEP discussion paper

Labor and the Market Value of the Firm

What role does labor play in a firm?s market value? We explore this question using a production-based asset pricing model with frictions in the adjustment of both capital and labor. We posit that hiring of labor is akin ...Read more...

CEP discussion paper

The Impact of an Innovative Human Resource Function on Firm Performance: the Moderating Role of Financing Strategy

The current study examined the impact of the human resource function and financing strategy on the financial performance of 104 UK manufacturing firms. Hypotheses are drawn from a resource-based perspective on human reso...Read more...

CEP discussion paper

Zipfs Law for Cities: An Empirical Examination

We use data for metro areas in the United States, from the US Census for 1900 u 1990, to test the validity of Zipf's Law for cities. Previous investigations are restricted to regressions of log size against log rank. In...Read more...

CEP discussion paper

Looking Into the Black Box: A Survey of the Matching Function

We survey the microfoundations, empirical evidence and estimation issues underlying the aggregate matching function. Several microeconomic matching mechanisms have been suggested in the literature with some successes but...Read more...