Results

Journal article

Journal of Economic Perspectives:

A practical guide to shift-share instruments

A recent econometric literature shows two distinct paths for identification with shift-share instruments, leveraging either many exogenous shifts or exogenous shares. We present the core logic of both paths and practical...Read more...

Journal article

PloS ONE:

Agglomeration costs limit sustainable innovation in cities in developing economies

Theory and evidence from developed economies suggests that innovation activities benefit from agglomeration economies associated with urban economic density. However, despite the fact that eighteen of the world?s top twe...Read more...

Blog

Vox EU:

Rethinking pension reform: A new CEPR eBook

Population ageing is exerting unprecedented fiscal pressure on social security systems around the world. In response, many governments are implementing or planning pension reforms, often aimed at encouraging later retire...Read more...

Journal article

Journal of Economic Geography:

On the productivity advantage of cities

Agglomeration externalities are the key factor explaining the existence of cities and their size. However, while the various micro foundations of agglomeration externalities stress the importance of total factor producti...Read more...

Journal article

AEA Papers and Proceedings:

The linear algebra of economic geography models

We provide sufficient statistics for nominal and real wage exposure to productivity shocks in a constant elasticity economic geography model. These exposure measures summarize the first-order general equilibrium elastici...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

Journal of Economic Geography:

Pay-as-they-get-in: attitudes toward migrants and pension systems

We study whether a better knowledge of the functioning of pay-as-you-go (PAYG) pension systems and recent demographic trends affects natives? attitudes toward immigration. In two online experiments conducted in Italy and...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...

CEP discussion paper

Regional productivity differences in the UK and France: from the micro to the macro

We propose a new data resource that attempts to overcome limitations of standard firm-level datasets for the UK (like the ARD/ABS) by building on administrative data covering the population of UK firms with at least one ...Read more...

Journal article

AEA Papers and Proceedings:

The local labor market effects of modern manufacturing capital: evidence from France

Using an event study methodology and comprehensive micro data from the French manufacturing sector, we analyze the local labor market effects of investments in modern manufacturing capital, including modern automation te...Read more...

Journal article

Journal of the European Economic Association:

City of dreams

Bigger cities offer more valuable experiences and opportunities in exchange for higher housing costs. While higher-ability workers benefit more from bigger cities, they are not more likely to move to one. Our model of ur...Read more...

CEP discussion paper

Pay-as-they-get-in: attitudes towards migrants and pension systems

We study whether a better knowledge of the functioning of pay-as-you-go pension systems and recent demographic trends in the hosting country affects natives' attitudes towards immigration. In two online experiments in It...Read more...

Journal article

Journal of Environmental Economics and Management :

Dirty density: air quality and the density of American cities

We study the effect of urban density on the exposure of city dwellers to air pollution using data from the United States urban system. Exploiting geological features to instrument for density, we find an economically and...Read more...

Journal article

Journal of Urban Economics:

The economics of skyscrapers: a synthesis

We document that skyscraper growth since the end of the 19th century has been driven by a reduction in the cost of height, increasing urbanization, and rising incomes. These stylized facts guide us in developing a compet...Read more...

Journal article

Regional Science and Urban Economics:

Viewing urban spatial history from tall buildings

Micro-geographic data capturing the spatial distribution of economic activity within cities in history are difficult to access. This paper discusses how tall and durable buildings can be exploited as a source of "big dat...Read more...

CentrePiece article

In brief... Economics of skyscrapers

Many tall buildings appear to be out of scale given contemporary perceptions. But according to Gabriel Ahlfeldt and Jason Barr, the vast majority have a solid economic case for their construction....Read more...

CEP discussion paper

Urban density and Covid-19

This paper estimates the link between population density and COVID-19 spread and severity in the contiguous United States. To overcome confounding factors, we use two Instrumental Variable (IV) strategies that exploit ge...Read more...

CEP discussion paper

The economics of skyscrapers: a synthesis

This paper provides a synthesis of the state of knowledge on the economics of skyscrapers. First, we document how vertical urban growth has gained pace over the course of the 20th century. Second, we lay out a simple the...Read more...

Journal article

Journal of Economic Perspectives:

Place-based policies and spatial disparities across European cities

Spatial disparities in income and worklessness across areas of the European Union are profound and persistent. Concerns about these disparities and the appropriate policy response are longstanding. Two trends have re-ene...Read more...

CEP discussion paper

On the productivity advantage of cities

Ever since Marshall (1890) agglomeration externalities have been viewed as the key factor explaining the existence of cities and their size. However, while the various micro foundations of agglomeration externalities str...Read more...

Journal article

Journal of Urban Economics:

Measuring urban economic density

At the heart of urban economics are agglomeration economies, which drive the existence and extent of cities. This paper estimates urban agglomeration effects, exploring simple and very nuanced measures of economic densit...Read more...

CEP discussion paper

Dirty density: air quality and the density of American cities

We study whether urban density affects the exposure of city dwellers to ambient air pollution using satellite-derived measures of air quality for the contiguous United States. For identification, we rely on an instrument...Read more...

Journal article

Journal of Urban Economics:

The economic effects of density: a synthesis

This paper synthesises the state of knowledge on the economic effects of density. We consider 347 estimates of density elasticities of a broad range of outcomes ranging from wages, innovation, rents, various amenities, t...Read more...

CentrePiece article

In brief... What the Berlin Wall can teach us about urban development

Award-winning CEP research considers what can be learned from the division and reunification of Berlin....Read more...

Journal article

Review of Economics and Statistics:

Tall buildings and land values: height and construction cost elasticities in Chicago, 1870-2010

Despite unprecedented vertical growth in large cities, the economics of skyscrapers remain understudied. We combine data on tall buildings with a panel of land prices covering 140 years to analyze the determinants of urb...Read more...

CEP discussion paper

Measuring urban economic density

At the heart of urban economics are agglomeration economies, which drive the existence and extent of cities and are also central to structural transformation and the urbanization process. This paper evaluates the use of ...Read more...

Journal article

The Economic Journal:

Location, search costs and youth unemployment: experimental evidence from transport subsidies

Do high search costs affect the labour market outcomes of jobseekers living far away from jobs? I randomly assign transport subsidies to unemployed youth in urban Ethiopia. Treated respondents increase job search intensi...Read more...

Journal article

American Economic Review:

The persistence of local joblessness

Differences in employment-population ratios across US commuting zones have persisted for many decades. We claim these disparities represent real gaps in economic opportunity for individuals of fixed characteristics. Thes...Read more...

CEP discussion paper

Fast track to growth? Railway access, population growth and local displacement in 19th century Switzerland

We study the effect of railway access on population growth in 19th century Switzerland. Our analysis is based on geo-referenced railway network information and an inconsequential units IV approach. Gaining direct railway...Read more...

Journal article

Journal of Economic Geography:

From periphery to core: measuring agglomeration effects using high-speed rail

We analyze the economic impact of the German high-speed rail (HSR) connecting Cologne and Frankfurt, which provides plausibly exogenous variation in access to surrounding economic mass. We find a causal effect of about 8...Read more...

Journal article

American Economic Review:

How local are labor markets? Evidence from a spatial job search model

This paper models the optimal search strategies of the unemployed across space to characterize local labor markets. Our methodology allows for linkages between numerous areas, while preserving tractability. We estimate t...Read more...

SERC/Urban and Spatial Programme Discussion Paper

The Compact City in Empirical Research: A Quantitative Literature Review

The `compact city? is one of the most prominent concepts to have emerged in the global urban policy debate, though it is difficult to ascertain to what extent its theorised positive outcomes can be substantiated by evide...Read more...

SERC/Urban and Spatial Programme Discussion Paper

The Economic Effects of Density: A Synthesis

This paper synthesises the state of knowledge on the economic effects of density. We consider 15 outcome categories and 202 estimates of density elasticities from 102 studies. More than 50% of these estimates have not be...Read more...

Journal article

The Quarterly Journal of Economics:

Quantifying the sources of firm heterogeneity

We develop and structurally estimate a model of heterogeneous multiproduct firms that can be used to decompose the firm-size distribution into the contributions of costs, "appeal" (quality or taste), markups, and product...Read more...

Journal article

Science:

Inequality in mortality decreased among the young while increasing for older adults, 1990-2010

Many recent studies point to increasing inequality in mortality in the United States over the past 20 years. These studies often use mortality rates in middle and old age. We used poverty level rankings of groups of U.S....Read more...

Journal article

The Economic Journal:

Income and population growth

Do populations grow as countries become richer? In this study we estimate the effects on population growth of shocks to national income that are plausibly exogenous and unlikely to be driven by technological change. For ...Read more...

SERC/Urban and Spatial Programme Discussion Paper

The Vertical City: The Price of Land and the Height of Buildings in Chicago 1870-2010

We analyze the determinants of building heights in Chicago by combining a micro-geographic data set on tall buildings with a unique panel of land prices covering 140 years. Consistent with the predictions of classic urba...Read more...

SERC/Urban and Spatial Programme Discussion Paper

The Economics of Density: Evidence from the Berlin Wall

This paper develops a quantitative model of city structure to separate agglomeration forces, dispersion forces and fundamentals as determinants of location choices. The model remains tractable and amenable to empirical a...Read more...

CEP discussion paper

The Economics of Density: Evidence from the Berlin Wall

This paper develops a quantitative model of city structure to separate agglomeration forces, dispersion forces and fundamentals as determinants of location choices. The model remains tractable and amenable to empirical a...Read more...

CEP discussion paper

Union Density and Varieties of Coverage: The Anatomy of Union Wage Effects in Germany

Collective bargaining in Germany takes place either at the industry level or at the firm level; collective bargaining coverage is much higher than union density; and not all employees in a covered firm are necessarily co...Read more...

SERC/Urban and Spatial Programme Discussion Paper

Agglomeration Elasticities and Firm Heterogeneity

This paper estimates the relationship between agglomeration and multi factor productivity at the one digit industry level and by region using longitudinal firm level data for New Zealand. A key focus of the paper is on m...Read more...

CEP discussion paper

Urbanisation and Structural Transformation

This paper presents new evidence on urbanization using sub-county data for the United States from 1880-2000 and municipality data for Brazil from 1970-2000. We show that the two central stylized features of population gr...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

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...

CEE/Education and skills discussion paper

Urban Density and Pupil Attainment

We explore the association between urban density and pupil attainment using three cohorts of pupils in schooling in England. Although ? as widely recognised ? attainment in dense urban places is low on average, this is n...Read more...

CEP discussion paper

Decomposing the Growth in Residential Land in the United States

This paper decomposes the growth in land occupied by residences in the United States to give the relative contributions of changing demographics versus increases in the land area used by individual households. Between 19...Read more...

CEP discussion paper

Exploring the Detailed Location Patterns of UK Manufacturing Industries Using Microgeographic Data

We use a point-pattern methodology to explore the detailed location patterns of UK manufacturing industries. In particular, we consider the location of entrants and exiters vs. continuing establishments, domestic- vs. fo...Read more...

CEP discussion paper

Testing for Localisation Using Micro-Geographic Data

To study the detailed location patterns of industries, and particularly the tendency for industries to cluster relative to overall manufacturing, we develop distance-based tests of localisation. In contrast to previous s...Read more...

CEP discussion paper

Union Decline in Britain

In this paper I consider the rapid decline in the unionization rate that has occurred in Britain since the late 1970s. An establishment based analysis reports that the overwhelming factor in explaining falling unionizati...Read more...