Results

CEP discussion paper

Sticky gravity

International trade flows show strong persistence over time. Standard static gravity models cannot rationalize this persistence and lack a micro-foundation for including lagged trade flows as a determinant of current tra...Read more...

CEP discussion paper

The impact of price ceiling regulation: evidence from the retail gasoline market

We examine the short-run impact of price ceilings on retail gasoline prices in isolated oligopolistic markets, uniquely observing for which stations the regulation was binding and for which it was not. Leveraging daily p...Read more...

Blog

VoxEU:

Why inflation may respond faster to big shocks: The rise of state-dependent pricing

Macroeconomic models distinguish time-dependent pricing, where firms change prices at fixed intervals, from state-dependent pricing, where firms change prices in response to changing demand or costs. This column presents...Read more...

Blog

LSE British Politics and Policy:

What the price-to-rent ratio reveals about Britain's housing crisis

The consensus that Britain's housing crisis stems from the lack of enough houses being built has received intense criticism lately. Christian Hilber and Andreas Mense analyse the price-to-rent ratio of UK homes and argue...Read more...

CentrePiece article

Cultural exception?

Why book publishing contradicts conventional wisdom about competition....Read more...

CEP discussion paper

Segregation, spillovers and the locus of racial change

We use a discrete choice framework to provide the first nesting of Thomas C. Schelling's canonical models of racial segregation amenable to empirical examination. Using U.S. Census data from 1970-2000, we demonstrate a c...Read more...

Blog

LSE Europp:

Cultural exception? Why regulating the book market contradicts conventional wisdom about competition

Fixing retail book prices is a common policy in Europe, but how does preventing competition affect booksellers and buyers? Christos Genakos, Lorien Sabatino and Tommaso Valletti find that when the ability to offer custom...Read more...

CEP discussion paper

Cultural exception? The impact of price regulation on prices and variety in the market for books

Fixed book price (FBP) agreements are a form of resale price maintenance applied to books in various countries. FBP restricts retail price competition with the aim of promoting book production variety. Yet, despite its p...Read more...

Blog

Vox EU:

Distributional consumer price indices and the measurement of inequality

Differences in consumption patterns between lower- and higher-income households suggest the potential for inflation inequality, but evidence on the scale and drivers of this disparity remains scarce. This column uses 'di...Read more...

Blog

VOX EU:

The housing consumption channel of mortgage demand

Many housing markets have experienced a dramatic rise in house prices and mortgage debt over recent decades that has outpaced average income growth. Increased wealth and increased collateral values have been cited as pos...Read more...

CentrePiece article

Spending public money to create happier lives

Choosing policies that most improve wellbeing would radically change government priorities. David Frayman, Christian Krekel, Richard Layard, Sara MacLennan and Isaac Parkes explain the science behind the new approach....Read more...

Blog

The Conversation:

Why building new towns isn't the answer to the UK's housing crisis

The UK's new government is intent on building 1.5 million homes over the next five years. It's all part of the plan to address the housing supply and affordability crisis. Many of these homes are to be built in the form...Read more...

CEP report

Value for money: How to improve wellbeing and reduce misery

The government spends billions on our behalf. How do we want this money to be spent? This report reviews a range of policies and asks the fundamental question which should be asked of every policy: Does it deliver value ...Read more...

CEP discussion paper

Housing-consumption channel of mortgage demand

We quantify the housing-consumption channel in mortgage demand according to which households borrow more following house-price increases since housing and non-housing consumption are imperfect substitutes. To identify th...Read more...

CEP discussion paper

Land use regulation, homeownership and wealth inequality

We examine the role that housing market regulatory restrictiveness plays in differentially affecting the net wealth of owners and renters over time, and its contribution to wealth inequality. In tightly regulated desirab...Read more...

Journal article

Energy Economics:

Are friends electric? Valuing the social costs of power lines using house prices

Overhead electrical power lines and pylons have long raised concerns regarding the effects of electromagnetic fields on health, noise pollution and the visual impact on rural landscapes. These issues are once again salie...Read more...

Journal article

Journal of Economic Behavior & Organization:

House price expectations

This study examines short-, medium-, and long-run price expectations in housing markets. At the heart of our analysis is the combination of data from a tailored in-person household survey, past sale offerings, satellite ...Read more...

Journal article

The Quarterly Journal of Economics:

Measuring growth in consumer welfare with income-dependent preferences: nonparametric methods and estimates for the United States

How should we measure changes in consumer welfare given observed data on prices and expenditures? This article proposes a nonparametric approach that holds under arbitrary preferences that may depend on observable consum...Read more...

Blog

LSE Impact:

Dashboards have the power to make complex research accessible to the public and policymakers

While researchers often point to the relevance of their research, economic models and econometric methods are typically inaccessible to a wider audience. Gabriel Ahlfeldt explains how interactive dashboards represent a u...Read more...

Journal article

Journal of Urban Economics:

On the economic impacts of mortgage credit expansion policies: evidence from help to buy

We take advantage of two spatial discontinuities in Britain's Help to Buy (HtB) scheme to explore the effectiveness and distributional implications of mortgage credit expansion policies. Employing a Difference-in-Discont...Read more...

CEP occasional paper

A micro-geographic house price index for England and Wales

We generate a mix-adjusted house price index for England and Wales from 2010 to 2020 at the level of lower-layer super output areas. To this end, we blend parametric and non-parametric estimation techniques and leverage ...Read more...

CEP discussion paper

Are friends electric? Valuing the social costs of power lines using house prices

Overhead electrical power lines and pylons have long raised concerns regarding the effects of electromagnetic fields on health, noise pollution and the visual impact on rural landscapes. These issues are once again salie...Read more...

Journal article

Management Science:

Information spillovers in experience goods competition

Trialing an experience good allows consumers to learn their value for the sampled good and also informs beliefs about their value for similar products. These demand-side information spillovers across products create a re...Read more...

CEP discussion paper

Firming up price inflation

We use data from a large panel survey of UK firms to analyze the economic drivers of price setting since the start of the Covid pandemic. Inflation responded asymmetrically to movements in demand. This helps to explain w...Read more...

Journal article

Review of Income and Wealth :

The well-being cost of inflation inequalities

In terms of well-being, how costly is inflation? To answer this question, empirical evaluations have typically studied average inflation rates at the national level, thus disregarding the role of inflation inequalities w...Read more...

Journal article

Regional Science and Urban Economics :

Micro-geographic property price and rent indices

We develop a programming algorithm that predicts a balanced-panel mix-adjusted house price index for arbitrary spatial units from repeated cross-sections of geocoded micro data. The algorithm combines parametric and non-...Read more...

Blog

Vox EU:

Firm inflation expectations in quantitative and text data

Inflation rates and short-term inflation expectations in the UK have increased significantly since 2021. This column uses quantitative and text data from the Decision Maker Panel to analyse the factors affecting inflatio...Read more...

Blog

Vox EU:

The G7 plan for a price cap on Russian oil: Views of leading economists

To limit the funding of Russia's continued aggravation towards Ukraine and its subsequent impact on soaring energy prices, the G7 countries plan to impose a price cap on purchases of Russian oil and related products. Man...Read more...

CEP discussion paper

The well-being cost of inflation inequalities

In terms of well-being, how costly is inflation? To answer this question, empirical evaluations have typically studied average inflation rates at the national level, thus disregarding the role of inflation inequalities w...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...

CEP discussion paper

Market size, markups and international price dispersion in the cement industry

Prices for several intermediate inputs, including cement, are higher in developing economies - particularly in Africa. Combining data from the International Comparison Program with a global directory of cement plants we ...Read more...

Blog

VoxEU:

Inflation, market power, and price controls: views of leading economists

With sharply rising US inflation prompting debate about the potential role of powerful firms in driving up prices and whether antitrust interventions and/or price controls may be an effective policy response, the IGM For...Read more...

CEP discussion paper

House price expectations

This study examines short-, medium-, and long-run price expectations in housing markets. We derive and test six hypothesis about the incidence, formation, and relevance of price expectations. To do so, we use data from a...Read more...

Journal article

Land Economics:

Valuing the environmental benefits of canals and canal restoration using house prices

This article values the environmental benefits of historic, navigable canals using property values. We improve on standard methods by controlling for microgeographic fixed effects and applying a difference-in-differences...Read more...

CEP discussion paper

Micro-geographic property price and rent indices

We develop a programming algorithm that predicts a balanced-panel mix-adjusted house price index for arbitrary spatial units from repeated cross-sections of geocoded micro data. The algorithm combines parametric and non-...Read more...

CentrePiece article

UK house prices in Covid-19 times

The pandemic lead to increased demand for bigger homes and gardens. With housing supply limited by strict UK planning regulations and the market propped up by a stamp duty waiver and the furlough scheme, prices of detach...Read more...

Journal article

Journal of the European Economic Association:

Organizing global supply chains: input-output linkages and vertical integration

We study how the technological importance of inputs?measured by cost shares?is related to the decision to ?make? or ?buy? that input. Using detailed French international trade data and an instrumental variable approach b...Read more...

CEP discussion paper

Judge dread: court severity, repossession risk and demand in mortgage and housing markets

We study the impact of borrower protection on mortgage and housing demand. We focus on variation in the likelihood that a house is repossessed - conditional on the mortgage being in arrears and taken to court - coming fr...Read more...

CEP Covid-19 analysis

Prices and inflation in a pandemic - a micro data approach

The Covid-19 lockdowns and recession are the most exceptional economic events in living memory and will impact the economy for years to come. One vital channel is via price changes. Price rises and cuts alter real wages,...Read more...

CEP discussion paper

Why have house prices risen so much more than rents in superstar cities?

In most countries ? particularly in supply constrained superstar cities ? house prices have risen much more strongly than rents over the last two decades. We provide an explanation that does not rely on falling interest ...Read more...

CEP discussion paper

On the economic impacts of mortgage credit expansion policies: evidence from help to buy

Mortgage credit expansion policies - such as UK's Help to Buy (HtB) - aim to increase access to and affordability of owner-occupied housing and are widespread around the world. We take advantage of spatial discontinuitie...Read more...

CentrePiece article

The cost of being young: measuring intergenerational consumer prices

The UK's young adults are navigating a very different economic landscape to earlier generations, including low real wage growth, lower likelihood of owning their own home and the uncertain prospects of Brexit. Rahat Sidd...Read more...

Journal article

Fiscal Studies:

Financing local police spending in England and Wales: fiscal federalism in practice

Since 1995, police forces in England and Wales have been able to raise revenues locally to supplement grants from central government. We analyse the variation across police force areas in locally raised police revenues o...Read more...

CEP discussion paper

Spillover effects from new housing supply

I estimate spillovers from new housing supply on house prices, crime rates, and household income. To estimate these effects, I use exogenous variation in supply induced by a housing subsidy implemented in middle-income n...Read more...

Journal article

Journal of Environmental Economics and Management:

Ease vs. noise: long-run changes in the value of transport (dis)amenities

For a complete cost-benefit analysis of durable infrastructures, it is important to understand how the value of non-market goods such as transit time and environmental quality changes as incomes rise in the long-run. We ...Read more...

CEP discussion paper

Ease versus noise: long-run changes in the value of transport (dis)amenities

For a complete cost-benefit analysis of durable infrastructures, it is important to understand how the value of non-market goods such as transit time and environmental quality changes as incomes rise in the long-run. We ...Read more...

Journal article

American Economic Review:

The effect of house prices on household borrowing: a new approach

We investigate the effect of house prices on household borrowing using administrative mortgage data from the United Kingdom and a new empirical approach. The data contain household-level information on house prices and b...Read more...

CEP discussion paper

Valuing the environmental benefits of canals using house prices

The canal and waterway network in Britain provides a potentially valuable recreational and environmental amenity. In this paper, we estimate the value of this amenity based on how much households are willing to pay throu...Read more...

Journal article

International Journal of Industrial Organization:

Flex cars and competition in fuel retail markets

We study how the diffusion of flex (bi-fuel) cars affected competition on ethanol and gasoline retail markets. We propose a model of price competition in which the two fuels become closer substitutes as flex cars penetra...Read more...

Journal article

Urban Studies:

Does the law of one price hold for hedonic prices?

Hedonic prices of locational attributes in urban land markets are determined by a process of spatial arbitrage that is similar to that which underpins the law of one price. If hedonic prices deviate from their spatial eq...Read more...

CEP discussion paper

History dependence in the housing market

Using data on the universe of housing transactions in England and Wales over a twenty-year period, we document a robust pattern of history dependence in housing markets. Sale prices and selling propensities are affected ...Read more...

Journal article

The Economic Journal:

The time value of housing: historical evidence on discount rates

Most London housing transactions involve trading long leases of varying lengths. We exploit this to estimate the time value of housing ? the relationship between the price of a property and the term of ownership ? over a...Read more...

CEP discussion paper

The economic impacts of constraining home investments

We investigate how political backlash against wealthy investors in high-amenity places affects local residents. We exploit a quasi-natural experiment: the `Swiss Second Home Initiative?, which banned the construction of ...Read more...

Journal article

CESifo Economic Studies:

Weights to address non-parallel trends in panel difference-in-differences models

Causal inference using the difference-in-differences (DD) method relies on the untestable assumption of parallel counterfactual trends across units that are assigned to different treatments. To facilitate the application...Read more...

CEP discussion paper

The hospital as a multi-product firm: the effect of hospital competition on value-added indicators of clinical quality

There is increasing international interest in using Patient Reported Outcome Measures (PROMs) to assess health care provider performance. PROMs are a fundamental advance on existing indicators of health care quality in t...Read more...

Journal article

The Quarterly Journal of Economics:

Smart and illicit: who becomes an entrepreneur and do they earn more?

We disaggregate the self-employed into incorporated and unincorporated to distinguish between "entrepreneurs" and other business owners. We show that the incorporated self-employed and their businesses engage in activiti...Read more...

Journal article

The Economic Journal:

Take what you can: property rights, contestability and conflict

Weak property rights are strongly associated with underdevelopment, low state capacity and civil conflict. In economic models of conflict, outbreaks of violence require a prize that is both valuable and contestable. This...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...

CentrePiece article

In brief... Fear of fracking: the impact on UK house prices

Shale gas offers the prospect of a low-cost energy future ? but does extracting it invoke anxieties about the possibility of environmental catastrophe among local residents? Research by Steve Gibbons and colleagues detec...Read more...

Journal article

The Quarterly Journal of Economics:

Measuring economic policy uncertainty

We develop a new index of economic policy uncertainty (EPU) based on newspaper coverage frequency. Several types of evidence-including human readings of 12,000 newspaper articles-indicate that our index proxies for movem...Read more...

SERC/Urban and Spatial Programme Discussion Paper

Fear of Fracking? The Impact of the Shale Gas Exploration on House Prices in Britain

Shale gas has grown to become a major new source of energy in countries around the globe. While its importance for energy supply is well recognized, there has also been public concern over potential risks ? such as dama...Read more...

SERC/Urban and Spatial Programme Discussion Paper

The Housing Market Impacts of Constraining Second Home Investments

We investigate how political backlash against wealthy second home investors in high-amenity places ? tourist areas or superstar cities ? affects local residents. We develop a general equilibrium model and exploit a quasi...Read more...

CEP discussion paper

A unified approach to estimating demand and welfare

The measurement of price changes, economic welfare, and demand parameters is currently based on three disjoint approaches: macroeconomic models derived from time-invariant utility functions, microeconomic estimation base...Read more...

Journal article

The Scandinavian Journal of Economics:

Valuing school quality via a school choice reform

Among policymakers, educators, and economists, there remains a strong debate on the extent to which good schools matter. In this paper, we estimate school quality valuations based upon house prices, by considering a poli...Read more...

CEP discussion paper

The price ain't right? Hospital prices and health spending on the privately insured

We use insurance claims data covering 28 percent of individuals with employer-sponsored health insurance in the US to study the variation in health spending on the privately insured, examine the structure of insurer-hosp...Read more...

CEP discussion paper

Measuring economic policy uncertainty

We develop a new index of economic policy uncertainty (EPU) based on newspaper coverage frequency. Several types of evidence ? including human readings of 12,000 newspaper articles ? indicate that our index proxies for m...Read more...

CEP discussion paper

Space-time (in)consistency in the national accounts: causes and cures

In early 2014 the World Bank published the main findings of the 2011 International Comparison Program (ICP). The result was surprising: the world is apparently richer and more equal than we would have expected based on e...Read more...

SERC/Urban and Spatial Programme Discussion Paper

The Time Value of Housing: Historical Evidence from London Residential Leases

Most housing transactions in London involve trading long leases of varying lengths. We exploit this feature to estimate the time value of housing --- the relationship between the value of a property and the length of tim...Read more...

SERC/Urban and Spatial Programme Discussion Paper

Asymptotic Properties of Imputed Hedonic Price Indices

Hedonic price indices are currently considered to be the state-of-the-art approach to computing constant-quality price indices. In particular, hedonic price indices based on imputed prices have become popular both among ...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...

CentrePiece article

Turning houses into gold: the failure of British planning

Britain?s crisis of housing affordability is nothing to do with foreign speculators, according to Paul Cheshire. Rather, it is a result of decades of misguided planning policies that constrain the supply of land and turn...Read more...

CEP discussion paper

Flex cars and competition in ethanol and gasoline retail markets

In Brazil, gasoline and ethanol coexist as automotive fuels and are becoming closer substitutes as flex cars become more widely adopted. We employ this source of variation in a large panel of weekly prices at the station...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...

Journal article

Journal of Urban Economics:

Valuing school quality using boundary discontinuities

Existing research shows that house prices respond to local school quality as measured by average test scores. However, higher test scores could signal higher academic value-added or higher ability, more sought-after inta...Read more...

SERC/Urban and Spatial Programme Discussion Paper

House Prices and Rents: Micro Evidence from a Matched Dataset in Central London

Using the proprietary dataset of a real estate agency, I analyse tens of thousands of housing sale and rental transactions in Central London during the 2005-2011 period. I run hedonic regressions on both prices and rents...Read more...

SERC/Urban and Spatial Programme Discussion Paper

Historic Amenities, Income and Sorting of Households

We test the impact of historic amenities on house prices and sorting of households within cities. Conservation area boundaries enable us to employ a semiparametric regression-discontinuity approach to measure the impact ...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...

CentrePiece article

Big ideas: Valuing schooling through house prices

Steve Gibbons describes the development of CEP research showing how much house prices are boosted by the quality of local schools...Read more...

SERC/Urban and Spatial Programme Discussion Paper

The Impact of Supply Constraints on House Prices in England

i) This discussion paper, originally published September 2012, is a completely revised version from April 2014. ...Read more...

CEE/Education and skills discussion paper

Valuing School Quality Using Boundary Discontinuities

Existing research shows that house prices respond to local school quality as measured by average test scores. However, higher test scores could signal better quality teaching and academic value-added, or higher ability, ...Read more...

CentrePiece article

In brief... House prices and school quality: evidence from state and private education in Paris

It is now widely understood that the quality of state schools in a neighbourhood has an impact on local house prices. Analysing data for Paris, Gabrielle Fack and Julien Grenet have looked deeper into this link by explor...Read more...

SERC/Urban and Spatial Programme Discussion Paper

The Economics Implications of House Price Capitalization: A Synthesis

In this article I argue that the extent to which fiscal variables are capitalized into house prices has important economic implications. I synthesize an emerging literature that explores the conditions under which public...Read more...

CEP discussion paper

Stock Market Volatility and Learning

We study a standard consumption based asset pricing model with rationally investing agents but allow agents? prior beliefs about price and dividend behavior to deviate slightly from rational expectations priors. Learning...Read more...

CEP discussion paper

House Price Booms and the Current Account

A simple open economy asset pricing model can account for the house price and current account dynamics in the G7 over the years 2001-2008. The model features rational households, but assumes that households entertain sub...Read more...

CEP discussion paper

Booms and Busts in Asset Prices

We show how low-frequency boom and bust cycles in asset prices can emerge from Bayesian learning by investors. Investors rationally maximize infinite horizon utility but hold subjective priors about the asset return proc...Read more...

CEP occasional paper

Houses and schools: valuation of school quality through then housing market - EALE 2010 presidential address

This paper offers a critical appraisal of the now sizable empirical literature that values school quality and performance through housing valuations. This literature consistently finds housing valuations to be significan...Read more...

SERC/Urban and Spatial Programme Discussion Paper

House Prices and Credit Constraints: Making Sense of the U.S. Experience

Most US house price models break down in the mid-2000's, due to the omission of exogenous changes in mortgage credit supply (associated with the sub-prime mortgage boom) from house price-to-rent ratio and inverted housin...Read more...

SERC/Urban and Spatial Programme Discussion Paper

Shifting Credit Standards and the Boom and Bust in U.S. House Prices

The U.S. house price boom has been linked to an unsustainable easing of mortgage credit standards. However, standard time series models of US house prices omit credit constraints and perform poorly in the 2000?s. We inco...Read more...

SERC/Urban and Spatial Programme Discussion Paper

The Amenity Value of English Nature: A Hedonic Price Approach

Using a hedonic property value price approach, we estimate the amenity value associated with proximity to habitats, designated areas, domestic gardens and other natural amenities in England. There is a long tradition of ...Read more...

SERC/Urban and Spatial Programme Discussion Paper

Capitalization of Central Government Grants into Local House Prices: Panel Data Evidence from England

We explore the impact of central government grants on local house prices in England using a panel data set of local authorities (LAs) from 2001 to 2008. Electoral targeting of grants to LAs by the incumbent national gove...Read more...

SERC/Urban and Spatial Programme Discussion Paper

Housing Markets and the Financial Crisis of 2007-2009: Lessons for the Future

An unsustainable weakening of credit standards induced a US mortgage and housing bubble whose consumption impact was amplified by innovations altering the collateral role of housing. In countries with more stable credit ...Read more...

CEE/Education and skills discussion paper

Valuing School Quality Via School Choice Reform

Among policymakers, educators and economists there remains a strong, sometimes heated, debate on the extent to which good schools matter. This is seen, for instance, in the strong trend towards establishing accountabilit...Read more...

SERC/Urban and Spatial Programme Discussion Paper

New Housing Supply and the Dilution of Social Capital

This paper examines the role of local housing supply conditions for social capital investment. Using an instrumental variables approach and data from the Social Capital Community Benchmark Survey, it is documented that t...Read more...

CEP discussion paper

How to Measure Living Standards and Productivity

This paper sets out a general algorithm for calculating true cost-of-living indices or true producer price indices when demand is not homothetic, i.e. when not all expenditure elasticities are equal to one. In principle,...Read more...

SERC/Urban and Spatial Programme Policy Paper

Urban Containment, Housing Affordability and Price Stability - Irreconcilable Goals

The planning goals of urban containment and now densification conceive of houses in terms of physical units and of land `supply? as the area allocated for housing by the planning system; estimates of `demand? are driven ...Read more...

CEP discussion paper

Hot and Cold Seasons in the Housing Market

Every year during the second and thirdquarters (the ?hot season?) housing markets in the UK and the US experience systematic above-trend increases in both prices and transactions. During the fourth and first quarters (th...Read more...

SERC/Urban and Spatial Programme Discussion Paper

Valuing School Quality Using Boundary Discontinuities

A large body of international research shows that house prices respond to local school quality as measured by average test scores. But better test scores could signal better expected academic outputs or simply reflect hi...Read more...

CEP discussion paper

Inflation Persistence When Price Stickiness Differs Between Industries

There is much evidence that price-adjustment frequencies vary widely across industries. This paper shows that inflation persistence is lower with heterogeneity in price stickiness than without it, taking as given the deg...Read more...

CEP discussion paper

The Shimer Puzzle and the Correct Identification of Productivity Shocks

Shimer (2005a) claims that the Mortensen-Pissarides search model of unemployment lacks an ampiflication mechanism because it cannot generate the observed business cycle fluctuations in unemployment given labor productivi...Read more...

CEP discussion paper

Productivity, Aggregate Demand and Unemployment Fluctuations

This paper presents new empirical evidence on the cyclical behavior of US unemployment that poses a challenge to standard search and matching models. The correlation between cyclical unemployment and the cyclical compone...Read more...