Results

Journal article

Demography:

Population Growth, Immigration, and Labor Market Dynamics

This article provides a first synthesis of population flows and labor market dynamics across immigrant and native-born populations. We devise a novel dynamic accounting methodology that integrates population flows from t...Read more...

CEP discussion paper

Immigrant downgrading: New evidence from UK panel data

We examine the wage and occupation outcomes for cohorts of immigrants who arrived in the UK since 2002. Using the Annual Survey of Hours and Earnings (ASHE) with a matched migrant identifier, we can follow a 1% sample of...Read more...

CEP election analysis

Immigration

In 2023, the majority of migrants were workers or students, and their dependants. Humanitarian immigration also increased - with visa schemes set up for those fleeing Ukraine and Hong Kong....Read more...

CEP discussion paper

Immigration and political realignment

This paper examines how immigration reshapes political landscapes, centring on the influx of immigrants from the EU's 2004 enlargement and its implications for the UK. I use a new variation in exposure to immigration bas...Read more...

CentrePiece article

In brief... The discussion of immigration needs to improve

Those who believe in a more open, liberal approach to immigration often frame their argument as being on the side of ‘good economics’ versus ‘bad politics’. Alan Manning explains why the arguments presented as ‘good econ...Read more...

CEP Insights

Insights: condensed

The Insights series is an introduction to the work of the Centre for Economic Performance (CEP). Each Insight highlights the contribution of CEP researchers to both academic understanding and policymaking in one area of ...Read more...

Journal article

Journal of Economic Behavior & Organization:

Does growing up in economic hard times increase compassion? The case of attitudes towards immigration

There is some evidence that people who grew up in economic hard times more strongly favor government redistribution and are more compassionate towards the poor. We investigate how inclusive this increase in compassion is...Read more...

Blog

LSE British Politics and Policy:

The discussion of immigration needs to improve

Those who believe in a more open, liberal approach to immigration often frame their argument as being on the side of "good economics" versus "bad politics". Alan Manning explains why the arguments presented as "good econ...Read more...

External publication

The state of the UK economy 2024

The state of the UK economy is always an important matter, but it is all the more so in what looks likely to be an election year. This UK in a Changing Europe report takes stock of the UK economy in order to assess how i...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

Immigration, monopsony and the distribution of firm pay

We argue that the arrival of immigrants with low reservation wages can strengthen the monopsony power of firms. Firms can exploit "cheap" migrant labor by offering lower wages, though at the cost of forgoing potential na...Read more...

Blog

LSE British Politics and Policy:

From boom to bust in British immigration policy

A series of measures to slash immigration have been announced by the government making it harder for employers to hire overseas staff. Alan Manning looks at what the changes mean for would-be immigrants and their familie...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...

Blog

Project Syndicate:

What to do about Ukraine's brain drain

Russia's invasion of Ukraine in February 2022 fuelled migration on a scale unseen since World War II, leaving 15 per cent of the population residing outside the country to this day. When Ukraine eventually gets the chanc...Read more...

External publication

Why are the latest net migration figures not a reliable guide to future trends?

This report examines how different types of immigration contribute to net migration in the long term, and what levels of net migration the UK might expect in coming years....Read more...

Blog

Vox EU:

Rebuilding cities in Ukraine

Presuming that Ukraine successfully reclaims most or all of its lost territories from Russian occupation, there will be a political drive to bring refugees back to their hometowns and to rebuild destroyed cities. This co...Read more...

Blog

LSE EUROPP:

A better understanding of pay-as-you-go pension systems leads to more positive attitudes toward migrants

A better understanding of pay-as-you-go pension systems and population trends can lead to more positive attitudes toward migrants, but only among individuals who support non-populist parties, find Tito Boeri, Matteo Gama...Read more...

Journal article

Economica: Forthcoming

'Good jobs', training and skilled immigration

Has skilled immigration into the UK led to a reduction in the training of native-born workers? To address this concern, this paper describes a theoretical model where immigration can affect the training of native-born wo...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...

CentrePiece article

Growth and immigration: unpicking the confusion

More people in a country leads to a bigger economy, but not necessarily an improved standard of living. Alan Manning unpicks the complexities in the debate....Read more...

Blog

Economics Observatory:

How might changes in student visa provision affect UK immigration levels?

Net migration to the UK has reached record highs. International students are included in the immigration statistics and the government has implied it may seek to limit their future numbers. More research is needed to des...Read more...

Blog

LSE British Politics and Policy:

Striking a balance on student migration to the UK

Net migration into the UK was 504,000 between June 2021 and June 2022, far higher than the previous record of 330,00. While the single biggest factor behind the rise in net migration was the new visas open to Ukrainians ...Read more...

CEP discussion paper

Background matters, but not whether parents are immigrants: outcomes of children born in Denmark

On average, children born in Denmark with immigrant parents (first-generation locals) have lower earnings, higher unemployment, less education, more welfare transfers, and more criminal convictions than children with loc...Read more...

Blog

LSE British Politics and Policy:

The link between growth and immigration: unpicking the confusion

More people in a country leads to a bigger economy, but not necessarily an improved standard of living. Alan Manning unpicks the complexities in the debate....Read more...

Journal article

Journal of the European Economic Association :

Talents and cultures: immigrant inventors and ethnic diversity in the age of mass migration

We investigate the importance of co-ethnic networks and diversity in determining immigrant inventors' settlements in the United States by following the location choices of thousands of them across counties during the Age...Read more...

Blog

LSE British Politics and Policy:

The progressive quandary: how to design an immigration policy that balances competing objectives

There is a tension between strong employment rights, a supportive welfare state, equal rights for migrants and locals, and an open, non-selective immigration policy that creates hard decisions for progressive politicians...Read more...

CentrePiece article

UK labour shortages and immigration: looking at the evidence

Can the shortages of workers reported by the UK's food and drink sector be solved by making it easier to hire migrants? How will wages in these sectors change? And is there a conflict between short- and long-term fixes? ...Read more...

CentrePiece article

What have the 2021 Nobel laureates done for us?

The 2021 Nobel Prize in Economic Sciences was awarded to David Card, Joshua Angrist and Guido Imbens. Jörn-Steffen Pischke explains how the use of natural experiments in empirical economics, work in which they were pione...Read more...

Journal article

Wirtschaftsdienst:

Natural Experiments in Labor Economics and Beyond: The 2021 Nobel laureates David Card, Joshua Angrist, and Guido Imbens

This year’s Nobel Prize in Economics honoured David Card of the University of California, Berkeley “for his empirical contributions to labour economics”, and Joshua Angrist of MIT and Guido Imbens of Stanford University ...Read more...

Blog

LSE Politics and Policy:

The only way to substantially reduce the number of migrants crossing the Channel is through an agreement with France

Current government policy, whatever its rhetoric, is to muddle on, trying to deter crossings, trying to return migrants to safe countries but recognising that borders are inevitably porous. Muddling on is often an under-...Read more...

CEP discussion paper

Population growth, immigration and labour market dynamics

This paper examines the role of population flows on labour market dynamics across immigrant and native-born populations in the United Kingdom. Population flows are large, and cyclical, driven first by the maturation of b...Read more...

Blog

What Works Centre for Local Economic Growth:

Nobel prize in economics recognises evidence-based impact evaluation

following the announcement of the 2021 Nobel prize in economics being awarded to David Card, Joshua Angrist and Guido Imbens for their contributions to an evidence-based research, Gonzalo Nunez-Chaim explains the continu...Read more...

Blog

VoxEU:

Natural experiments in labour economics and beyond: the 2021 Nobel laureates David Card, Joshua Angrist, and Guido Imbens

The 2021 Nobel Prize in Economic Sciences has been awarded to David Card of the University of California, Berkeley, "for his empirical contributions to labour economics", and to Joshua Angrist of MIT and Guido Imbens of ...Read more...

External publication

Trading places

This briefing note is the launch paper for the Brexit research theme of The Economy 2030 Inquiry, a joint project between the Resolution Foundation and the London School of Economics, funded by the Nuffield Foundation. I...Read more...

Blog

LSE Business Review:

Return of the guest worker: guest or servant?

Demands for temporary visas are increasing in the UK, but few are discussing the details of how such short-term visas are going to work. Alan Manning writes a nuanced account of the trade-offs involved. The worse the con...Read more...

Journal article

International Journal of Manpower:

Eastern European immigrants in the UK

The paper aims at examining wage developments among Eastern European immigrants vs UK natives before and after the 2004 enlargement by measuring the extent to which inter-group wage differentials are explainable by these...Read more...

Blog

LSE Business Review:

UK labour shortages and immigration: looking at the evidence

Can the shortages of workers reported by the food and drink sector be solved by making it easier to hire migrants? How will wages in these sectors change? Is there a conflict between short- and long-term fixes? Alan Mann...Read more...

CEP Insights

Immigration

People move to a new country for many reasons. How do these individual stories of seeking fresh opportunities play out over time both for those arriving and for the communities they move into? Economists are particularly...Read more...

Journal article

Economics Letters:

Gravity model estimates of the spatial determinants of trade, migration, and trade-and-migration policies

Using a gravity model, we explore the effects of distance and borders on trade, migration, and trade-and-migration policies and document three key differences between trade and migration patterns in otherwise equivalent ...Read more...

Blog

LSE Politics and Policy:

Why the UK-India Young Professionals Scheme might end up benefitting a handful of large companies

The announcement of a new visa for young, professional Indians to work in the UK could prove popular - but an eye needs to be kept on how it ends up being used in practice, writes Alan Manning....Read more...

CEP discussion paper

Does growing up in a recession increase compassion? The case of attitudes towards immigration

Macroeconomic conditions during young adulthood have a persistent impact on people's attitudes and preferences. The seminal paper by Giuliano and Spilimbergo (2014) shows that people who grew up in a recession are more l...Read more...

Blog

State of Working Britain Blog:

1 million missing immigrants (and 1.2 million more UK-born)

Jonathan Wadsworth examines the Labour Force Survey, highlighting the strange case of a rapid fall of around 750,000 in the immigrant population of working age over the last year contained in the latest ONS labour market...Read more...

Blog

State of Working Britain Blog:

Two things about ethnicity pay gaps that may have passed you by

Last week the ONS published a study setting out recent trends in ethnicity pay gaps. Despite lots of caveats in the article, many papers duly reported the end of pay gaps by ethnicity. There are reasons to think however...Read more...

Submission to a parliamentary inquiry and government consultation

Channel crossings, migration and asylum-seeking routes through the EU

This inquiry will examine the reasons behind the growth in migrants crossing the English Channel in small boats. It will look at the role of criminal gangs in facilitating the growth of this form of illegal immigration a...Read more...

Journal article

Economics and Politics:

The political economy of trade and migration: Evidence from the U.S. Congress

We compare the drivers of U.S. congressmen's votes on trade and migration reforms since the 1970s. Standard trade theory suggests that trade reforms that lower barriers to goods from less skilled-labor abundant countries...Read more...

CEP discussion paper

The contribution of immigration to local labor market adjustment

The US suffers from persistent local disparities in employment rates, which should in principle be eliminated by population mobility. Can immigration accelerate this process? Remarkably, on average since 1960, new immigr...Read more...

CEP discussion paper

Immigration, local crowd-out and undercoverage bias

Using decadal census data since 1960, I cannot reject the hypothesis that new immigrants crowd out existing residents from US commuting zones and states one-for-one. My estimate accounts explicitly for dynamic local adju...Read more...

CEP election analysis

#GE2019Economists: the research evidence on key issues for voters in the 2019 UK General Election

The general election of 2019 was called after negotiations over how the UK should leave the European Union became increasingly tortuous. While Brexit may have been the trigger for the election, it was far from being the ...Read more...

Blog

LSE Brexit:

Immigration is no longer the most pressing concern among the electorate

Immigration is no longer the most pressing concern among the electorate going into this election that it was prior to the Brexit referendum, writes Jonathan Wadsworth (LSE). More than three years on, concerns about Europ...Read more...

CEP election analysis

Immigration

Immigration remains a highly contentious issue and its purported effects on the labour market and the wider economy are still highly contested. The discussion in this briefing is intended as a short overview of what we k...Read more...

CEP Brexit analysis

The economic impact of Boris Johnson’s Brexit proposals

The Prime Minister Boris Johnson has set out a means of escaping the Brexit stalemate, but his new Brexit proposals have, as yet, not managed to overcome the impasse. What has been striking, though, is the extent to whic...Read more...

Blog

LSE British Politics and Policy:

Residential mobility in the UK: how distance and local economic conditions drive residential choices

Monica Langella and Alan Manning find that high unemployment in an area induces people to move away, and has an even stronger effect on the attractiveness of that area to potential movers. They also find that younger and...Read more...

CEP discussion paper

Trainspotting: 'good jobs', training and skilled immigration

While skilled immigration ceteris paribus provides an immediate boost to GDP per capita by adding to the human capital stock of the receiving economy, might it also reduce the number of ’good jobs’, i.e. those with train...Read more...

Journal article

Fiscal Studies:

Off EU Go? Brexit, the UK Labour Market and Immigration

Immigration remains a highly antagonistic issue and its purported effects in the labour market are still contestable. Against this background, the UK looks set to undertake a large overhaul of its immigration policy foll...Read more...

CEP Brexit analysis

The economic consequences of the Brexit deal

Amidst the political fighting and fevered speculation about leadership challenges and parliamentary defeats for the government, one crucial issue seems to have been lost from sight. The deal negotiated with the European ...Read more...

CEP discussion paper

The political economy of trade and migration: evidence from the US Congress

We systematically examine the drivers of U.S. congressmen's votes on trade and migration reforms since the 1970's. Standard trade theory suggests that reforms that lower barriers to goods and migrants should have similar...Read more...

External publication

World Happiness Report 2018

The World Happiness Report is a landmark survey of the state of global happiness. The World Happiness Report 2018, ranks 156 countries by their happiness levels, and 117 countries by the happiness of their immigrants. Th...Read more...

Journal article

Journal of International Economics:

Immigration, trade and productivity in services: Evidence from U.K. firms

This paper explores the impact of immigrants on the imports, exports and productivity of service-producing firms in the U.K. Immigrants may substitute for imported intermediate inputs (offshore production) and they may i...Read more...

CentrePiece article

The labour market impact of refugee waves

Recent research has challenged the consensus that sudden inflows of refugees have little or no impact on natives’ wages and employment, claiming instead that there are uniformly large detrimental effects on natives witho...Read more...

Journal article

Economic Policy:

Who voted for Brexit? A comprehensive district-level analysis

On 23 June 2016, the British electorate voted to leave the European Union (EU). We analyse vote and turnout shares across 380 local authority areas in the United Kingdom. We find that exposure to the EU in terms of immig...Read more...

SERC/Urban and Spatial Programme Discussion Paper

Decomposing the Impact of Immigration on House Prices

An inflow of immigrants into a region impacts house prices in three ways. For a fixed level of local population, housing demand rises due to the increase in foreign-born population. In addition, immigrants can influence ...Read more...

CEP discussion paper

The labor market effects of refugee waves: reconciling conflicting results

An influential strand of research has tested for the effects of immigration on natives’ wages and employment using exogenous refugee supply shocks as natural experiments. Several studies have reached conflicting conclusi...Read more...

CEP election analysis

#GE2017Economists: The Research Evidence on Key Issues for Voters in the 2017 UK General Election

The unexpected UK general election of 2017 was intended to be all about Brexit, one that will give the incoming government a mandate to negotiate the terms of the UK’s exit from the European Union (EU). But many other pu...Read more...

CEP election analysis

Immigration and the UK Economy

Immigration to the UK has grown a lot over the last 20 years and a significant fraction of this growth has been from other EU countries, especially after 2004 and the accession of the eight East European countries (‘A8’)...Read more...

CentrePiece article

Who voted Leave?

If EU immigration had remained at its 1991 level, the Leave vote share may have been considerably lower. That is one of the conclusions of CEP research by Monica Langella and Professor Alan Manning, which explores the ef...Read more...

CentrePiece article

Brexit and the UK labour market

Following the referendum vote to leave the European Union, the UK faces a trade-off between retaining access to the Single Market and restricting free movement of labour. Barbara Petrongolo considers the likely impact of...Read more...

Blog

LSE British Politics and Policy:

The aftermath of the Brexit vote – the verdict from a derided expert

John Van Reenen was disappointed but not surprised by the UK’s vote to Leave the EU. Whilst his own research predicts serious economic and political damage in the case of Brexit, he thought a Leave vote was a real possib...Read more...

CEP Brexit analysis

BREXIT 2016: policy analysis from the Centre for Economic Performance

On June 23rd, the British people will vote in a referendum over whether or not to remain in the European Union. It is the most important vote that most of us will have in our lifetimes. And one that will have major reper...Read more...

CentrePiece article

A shortage of nurses?

The government’s Migration Advisory Committee (MAC) has reluctantly recommended that nurses remain on the ‘shortage occupation list’, while criticising the health sector for failing to maintain a sufficient supply of UK ...Read more...

CentrePiece article

Why immigration is no reason to leave the EU

A major argument of Brexit campaigners is that leaving the European Union would give the UK more control over the flow of immigrants, who they claim hurt the jobs and pay of native-born workers. CEP research shows that E...Read more...

CEP Brexit analysis

Brexit and the impact of immigration on the UK

A reduction in immigration from the European Union (EU) following a vote for Brexit would not lead to any improvement in living standards for those born in the UK. Cuts in EU immigration would not offset the big fall in ...Read more...

CentrePiece article

Immigration: the link to international trade in services

Two notable features of globalisation are the growth of immigration and the growth of international trade in services. Exploring links between these phenomena, Gianmarco Ottaviano, Giovanni Peri and Greg Wright find that...Read more...

Journal article

The Economic Journal:

Immigration, Housing Discrimination and Employment

We use a new data set on Italy and a novel identification strategy to analyse the relationship between migrants' employment status and the percentage of non-Italians living nearby. Our data contain information at the ver...Read more...

CEP discussion paper

Immigration, trade and productivity in services: evidence from UK firms

This paper explores the impact of immigrants on the imports, exports and productivity of service-producing firms in the U.K. Immigrants may substitute for imported intermediate inputs (offshore production) and they may i...Read more...

CEP election analysis

#ElectionEconomics: The Research Evidence on Key Issues for Voters in the 2015 UK General Election

Please see the CEP #ElectionEconomics report(Paper 1)and the Executive Summary (Paper 2) that cover all the election 2015 briefings, discussing the research evidence on 15 of the UK's key policy battlegrounds: immigratio...Read more...

CEP election analysis

Immigration and the UK Labour Market

During periods of strong economic growth, migration is and has always been important for filling gaps in the labour market. Perceptions do not seem to line up with the existing academic evidence. On balance, the evidence...Read more...

CEP discussion paper

The impact of immigration on the local labor market outcomes of blue collar workers: panel data evidence

Using a large administrative French panel data set for 1976-2007, we examine how low- educated immigration affects the wages, employment, occupations and locations of blue-collar native workers. The natives in the sample...Read more...

CEP discussion paper

Immigration, diversity and the labour market outcomes of native workers: some recent developments

This brief essay provides a selective discussion of how in recent years economists in the neoclassical tradition have addressed the questions whether and how immigration affects native workers’ labour market outcomes. In...Read more...

SERC/Urban and Spatial Programme Discussion Paper

First-Come First-Served: Identifying the Demand Effect of Immigration Inflows on House Prices

An inflow of immigrants into a region affects house prices in three ways. In the short run, housing demand increases due to the increase in foreign-born population. In the long run, immigrants affect native location deci...Read more...

CEP policy analysis

Immigration, the European Union and the UK Labour Market

During periods of strong economic growth, migration is and has always been important for filling gaps in the labour market. On balance, the evidence for the UK labour market suggests that fears about adverse consequences...Read more...

CentrePiece article

Immigrant's access to social housing: perception and reality

Although most UK immigrants are likely to be eligible to apply for social housing, there is no evidence that they have preferential access – if anything the reverse seems to have been the case. But it does seem that ther...Read more...

CEP discussion paper

Immigration and the access to social housing in the UK

This paper investigates the impact of immigration on the probability of being in social housing in the UK. In recent years immigrant households are slightly more likely than natives to be in social housing but once one c...Read more...

SERC/Urban and Spatial Programme Discussion Paper

Immigrant Diversity and Economic Development in Cities: A Critical Review

This paper reviews a growing literature investigating how ‘immigrant’ diversity relates to urban economic performance. As distinct from the labor-supply focus of much of the economics of immigration, this paper reviews w...Read more...

Journal article

Review of Economics and Statistics:

Crime and immigration: evidence from large immigrant waves

This paper focuses on empirical connections between crime and immigration, studying two large waves of recent UK immigration (the late 1990s/early 2000s asylum seekers and the post-2004 inflow from EU accession countries...Read more...

CEP discussion paper

Crime and immigration: new evidence from England and Wales

We study a high profile public policy question on immigration, namely the link between crime and immigration, presenting new evidence from England and Wales in the 2000s. For studying immigration impacts, this period is ...Read more...

CEP election analysis

Immigration: The Evidence from Economic Research

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CentrePiece article

Immigration and the UK labour market

David Metcalf, chair of the Migration Advisory Committee (MAC), outlines recent changes in the regulatory framework for immigrant workers....Read more...

CEP discussion paper

The Careers of Immigrants

I use a unique linked employer employee panel covering all wage earners in the private sector in Portugal to shed new light on the careers of immigrants. During the first ten years in the country immigrants close one thi...Read more...

CentrePiece article

In brief... Mother tongue: the economics of language learning

Javier Ortega and Gregory Verdugo look at the drivers of language assimilation in the English- and French-majority cities in Canada....Read more...

CEP discussion paper

Musn't Grumble. Immigration, Health and Health Service Use in the UK and Germany

A rise in population caused by increased immigration, is sometimes accompanied by concerns that the increase in population puts additional or differential pressure on welfare services which might affect the net fiscal co...Read more...

CEP policy analysis

Immigration and the UK Labour Market: The latest evidence from economic research

During periods of strong economic growth, migration is and has always been important for filling gaps in the labour market. On balance, the evidence for the UK labour market suggests that fears about the consequences of ...Read more...

CentrePiece article

In brief... Language barriers? The impact of non-native English speakers in the classroom

In recent years there has been an increase in the number of children going to school in England who do not speak English as a first language. We investigate whether this has an impact on the educational outcomes of nativ...Read more...

CEE/Education and skills discussion paper

Non-Native Speakers Of English In The Classroom: What Are The Effects On Pupil Performance?

In recent years there has been an increase in the number of children going to school in England who do not speak English as a first language. We investigate whether this has an impact on the educational outcomes of nativ...Read more...

CEP discussion paper

Assimilation in Multilingual Cities

Using the Public Use Microdata Files of the 2001 and 2006 Canadian Censuses, we study the determinants of the assimilation of language minorities into the city majority language. We show that official minority members (i...Read more...

Journal article

Journal of the European Economic Association:

The impact of immigration on the structure of wages: theory and evidence from Britain

Immigration to the UK, particularly among more educated workers, has risen appreciably over the past 30 years and as such has raised labor supply. However studies of the impact of immigration have failed to find any sign...Read more...

CEP discussion paper

Immigration and the Occupational Choice of Natives: A Factor Proportions Approach

This paper evaluates the impact of immigration on the labor market outcomes of natives in France over the period 1962-1999. Combining large (up to 25%) extracts from six censuses and data from Labor Force Surveys, we exp...Read more...

CEP discussion paper

Crime and Immigration: Evidence from Large Immigrant Waves

This paper examines the relationship between immigration and crime in a setting where large migration flows offer an opportunity to carefully appraise whether the populist view that immigrants cause crime is borne out by...Read more...

CEP election analysis

CEP Election Analysis 2010 - The complete Series, discussing research on some of the key policy battlegrounds of the 2010 General Election

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CEP election analysis

Immigration and the UK Labour Market: The Evidence from Economic Research

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SERC/Urban and Spatial Programme Discussion Paper

The Impact of Immigration on Occupational Wages: Evidence from Britain

This paper asks whether immigration to Britain has had any impact on average wages. There seems to be a broad consensus among academics that the share of immigrants in the workforce has little or no effect on the pay rat...Read more...