Results

CEP discussion paper

Is data privacy a losing game? Evidence from Apple's App Tracking Transparency (ATT) policy

We study the impact of Apple's App Tracking Transparency (ATT) policy, which requires apps to obtain explicit user permission before cross-app tracking, on the mobile gaming industry. Using SensorTower US data on the top...Read more...

CEP discussion paper

Employer market power: models and methods

It is now widely recognized that employers hold some wage-setting power over workers, and several recent reviews cover the resulting surge of research on monopsony. We take a high-level view, introducing the idea of the ...Read more...

Journal article

Journal of Industrial Economics:

Asymmetric pass-through and competition

We study the retail price pass-through of four major tax changes in petroleum products using daily pricing data from gas stations on small Greek islands. We find that (i) the pass-through of the tax hikes is five times h...Read more...

CEP occasional paper

CEP wellbeing coefficient database

Wellbeing cost-benefit analysis requires credible estimates of how much specific life circumstances change subjective wellbeing. This paper documents and contextualises a compendium of 123 such estimates, drawn from 19 d...Read more...

CEP occasional paper

UK national productivity trends: getting the data right

We compare standard productivity estimates of UK output per worker derived from the Labour Force Survey (LFS) with newly released estimates based on more reliable "Real Time Information" (RTI) administrative data. LFS-ba...Read more...

Blog

LSE British Politics:

Post-Brexit trade policy hit supply chains and workers

After Brexit, firms in the UK found their supply chains disrupted. Holger Breinlich, Elsa Leromain and Martina Magli show that subsequent declines in trade led to less employment and lower pay for workers - with firms im...Read more...

CentrePiece article

Remembering our friend and colleague David Metcalf

A widely-admired economist whose work on labour markets led to a number of high-profile roles in public life...Read more...

Journal article

Review of Economics and Statistics:

Managing export complexity: the role of service outsourcing

As manufacturing firms expand globally, business services such as advertising and legal support become essential for entering new markets. Exploiting exogenous demand shocks, we document that French manufacturers increas...Read more...

Chapter

Advancing gender equality in parenting: the remaining challenge

in The Routledge International Handbook of Time Use Themes and Applications

The roles of men and women in the labour market have been converging in recent decades, but studies have shown that women are devoting more time to childcare, widening the gender gap in this area. Using data from the UK ...Read more...

Journal article

Journal of Property Investment and Finance:

Real estate insights: sweetening the dog's breakfast that is British property taxes

Purpose - This study aims to stimulate debate on the long overdue strategic reform of property taxes. Design/methodology/approach - This study adopts an approach combining a systematic literature review with economic ana...Read more...

Blog

Transform work:

Transform work with Raffaella Sadun, Professor of Business Administration at Harvard Business School (podcast)

Raffaella's work sits at the intersection of economics, leadership, and the future of work. Drawing on large-scale data and real-world field experiments inside major companies, she explores how hybrid work is reshaping l...Read more...

Journal article

Economica:

Defining the geographical level of competition: a taxonomy of industry tradability

The paper develops a taxonomy of industry tradability to define the geographical level at which competition takes place. First, it creates a novel dataset that combines production and international trade data for both go...Read more...

CEP discussion paper

Green gains from connectivity: highway expansion and forest quality

Roads are often linked to deforestation in frontier settings, but their effects in managed forests are less well understood. We investigate the intensive-margin response of forest outcomes to roads using China?s 2000?201...Read more...

CEP discussion paper

Internal pay equity and the quantity-quality trade-off in hiring

Firms face significant constraints in their ability to differentiate pay by worker productivity. We show how these internal equity constraints generate a quantity-quality trade-off in hiring: firms which offer higher wag...Read more...

CEP discussion paper

Parenthood and the career ladder: evidence from academia

Persistent gender gaps in the labor market are largely driven by the underrepresentation of women at the top of most professions. We study how parenthood shapes gender gaps in academic careers using population-wide admin...Read more...

CEP discussion paper

The lifecycle of judicial bias

How does judicial bias arise and persist in the legal system? We trace the lifecycle of judicial bias in India's criminal courts, leveraging the quasi-random assignment of judges to courts and cases. We first document su...Read more...

Journal article

Oxford Review of Economic Policy:

A new model of parental time investments: a paradigm shift for addressing gender inequality in the labour market

This paper introduces a new framework for understanding the persistence of the motherhood penalty by emphasizing the role of on-call care. Using a pseudo-panel event study based on the 2003?22 American Time Use Survey (A...Read more...

Journal article

Journal of Urban Regeneration and Renewal:

Green belts and the inefficient allocation of land

Land is an economic resource, so the efficiency with which it is used is essentially an economic problem. This paper, therefore, approaches the issue from an economic perspective. Having surveyed the economic definitions...Read more...

CEP discussion paper

What is the "right" geographic market definition?

This paper examines the "right" geographic definition of relevant markets by analyzing how excise tax pass-through varies with local competition in the retail gasoline market of a large metropolitan city. Using a natural...Read more...

Journal article

International Journal of Industrial Organization:

What is the "right" geographic market definition?

This paper examines the "right" geographic definition of relevant markets by analyzing how excise tax pass-through varies with local competition in the retail gasoline market of a large metropolitan city. Using a natural...Read more...

CEP discussion paper

A wartime labor market: the case of Ukraine

Wars disrupt labor markets, yet systematic evidence on how markets for labor services operate during conflicts is almost entirely absent. Ukraine is a rare exception: despite the full-scale Russian invasion, timely data ...Read more...

Blog

ADR UK:

Understanding labour markets through administrative data: A workshop of collaborating minds

This blog is by ADR UK Research Fellow Guglielmo Ventura, who reflects on a recent workshop hosted at the LSE Centre for Economic Performance. The event brought together leading academic and policy voices to explore how ...Read more...

Journal article

Journal of Public Economics:

The impact of subjective school ratings on principal compensation and turnover

Prior research has established that objective, test-score-based school accountability measures impact school leaders. Subjective evaluations, on the other hand, can provide a more nuanced assessment of school quality. Th...Read more...

Journal article

SERIEs:

Paternity leave in Spain

Between 2017 and 2021, Spain progressively extended paternity leave from 2 to 16 weeks, equalizing it with maternity leave and introducing mandatory weeks. A 2018 reform also allowed fathers to split their leave. Using a...Read more...

Government consultation

Lords' Justice and Home Affairs Committee

Alan Manning gave evidence to the Lords' Justice and Home Affairs Committee....Read more...

Blog

The Conversation:

Could new tenants' rights usher in rent controls? Here's why that wouldn't necessarily be a positive

The new Renters' Rights Act introduces provisions to protect tenants in England against rent increases. While the UK government says it "does not support the introduction of rent controls", the act does allow tenants to ...Read more...

Blog

LSE Business Review:

How the Great Recession affected millennial education and careers

In 2025 the proportion of young British people aged 16 to 24 who were not in education, employment or training was at its highest since 2014. How much impact do educational choices made at that age have on future careers...Read more...

CentrePiece article

Cultural exception?

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

CentrePiece article

Skills in the age of AI

A focus on wellbeing at work can help employees thrive....Read more...

Chapter

Labour markets and gender inequality

in The London Consensus

Wide disparities persist in the wages and economic power of men and women in nearly all countries. Women still make different educational decisions to men, are under-represented in high-paying jobs, and suffer the majori...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...

Journal article

Journal of Economic Behavior and Organization:

Recurring labour market shocks and stated and revealed preferences for redistribution

Evidence on the relationship between employment shocks and preferences for redistribution is mixed - on stated outcomes - and sparse - on revealed ones. In an incentivized survey of US workers, we measure the relationshi...Read more...

CEP discussion paper

A new model of parental time investments: a paradigm shift for addressing gender inequality in the labor market

This paper introduces a new framework for understanding the persistence of the motherhood penalty by emphasizing the role of on-call care. Using a pseudo-panel event study based on the 2003-2022 American Time Use Survey ...Read more...

Journal article

Journal of International Economics:

Tickets to the global market: first US patent award and Chinese firm exports

We investigate how international patent activity enables firms from emerging economies to thrive in the global marketplace. We match Chinese customs data to US patent records, and leverage the quasi-random assignment of ...Read more...

Blog

The Conversation:

Housebuyers hate stamp duty. Why hasn't it been reformed before now?

For years, academic economists have argued that council tax and stamp duty are deeply flawed. But now the UK government is said to be considering a change to stamp duty so that it is only paid on houses selling for more ...Read more...

Journal article

Journal of Labor Economics:

Technological change and domestic outsourcing

Domestic outsourcing has grown substantially in developed countries over the past two decades. This paper addresses the question of the technological drivers of this phenomenon by studying the impact of the staggered dif...Read more...

Journal article

The Quarterly Journal of Economics:

The economics of spatial mobility: theory and evidence using smartphone data

We develop a tractable quantitative framework for modelling the rich patterns of spatial mobility observed in smartphone data. We show that travel is frequently undertaken as part of a travel itinerary, defined as a jour...Read more...

Blog

Vox EU Talk (podcast):

Gender and the labour market

How much progress have we made in finding out the source of gender inequality at work? At the PSE-CEPR Policy Forum 2025, Barbara Petrongolo of the University of Oxford and CEPR gave the keynote lecture on 'Questions and...Read more...

Blog

LSE Impact:

Banning NDAs in universities is only the first step toward a better research culture

The UK government is moving to ban non-disclosure agreements being used to silence employees who have suffered harassment or discrimination. Such a ban has already come into place in higher education, economists Dina Rab...Read more...

Journal article

Economics Letters:

Do larger firms exert more market power? Markups and markdowns along the size distribution

Combining financial statements with firm-level product prices, we find that larger firms exhibit lower markups, although they are overcompensated by substantially higher wage markdowns. We explain our divergence from pri...Read more...

Journal article

The Economic Journal:

Monopsony and the wage effects of migration

If labour markets are competitive, migration can only affect native wages via marginal products. But under imperfect competition, migration may also increase wage mark-downs ? if firms have greater monopsony power over m...Read more...

Journal article

American Economic Journal: Applied Economics:

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

In Europe, the children of migrants often have worse economic outcomes than those with local-born parents. This paper shows that children born in Denmark with immigrant parents (first-generation locals) have lower earnin...Read more...

CentrePiece article

The lasting impact of 9/11 on Muslim integration in America

Understanding the long-term social impact of historical events provides insights into current global debates on immigration, integration and Islamophobia. In a study of the aftermath of the 9/11 attacks, Shadi Farahza...Read more...

CentrePiece article

in brief... How gender quotas are challenging political inequality in South Korea

Boosting women?s representation in government means understanding what type of gender discrimination is being practised, say Jay Euijung Lee and Martina Zanella....Read more...

CentrePiece article

The price of power: why rising markups hurt innovation and widen inequality

Over the past four decades, the United States has seen rising market power, slowing productivity growth and deepening wealth inequality. Giammario Impullitti and Pontus Rendahl explore how declining competition may be th...Read more...

CEP discussion paper

Estimating labour market power: the long and short of it

This paper combines two empirical traditions in the study of employer monopsony power. One tradition estimates static firm labour supply elasticities, while the other focuses on labour market flows, estimating separation...Read more...

CEP discussion paper

Public sector performance disclosure: salary and career outcomes for top managers and employees

Public sector organizations around the world are held to account on the basis of objective measures of performance. This paper investigates, for the first time, the impact of subjective school inspection ratings on labor...Read more...

Blog

Vox EU:

Fully remote work expands recruitment and boosts productivity

The Covid-19 pandemic sparked a large and lasting shift to remote work. This column draws on detailed administrative data from a major call centre in Turkiye to show that a permanent shift to fully remote work can expand...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...

Blog

Vox EU:

Working from home boosted growth by expanding disability employment

Individuals with a disability have remarkably low employment rates compared to the rest of the population. This column examines whether the rapid rise in the ability to work from home post-pandemic has improved disabilit...Read more...

Blog

The Conversation:

Why are women paid less than men? New research in South Africa shows the company you work for makes the biggest difference

Why do women earn less than men? The usual suspects - occupation, hours, experience - explain some of it. But a powerful, often overlooked reason is simply this: where women work. The companies that hire them play a huge...Read more...

CEP discussion paper

Minimum wages and low wage workers: compliance as non-employment margin

This paper examines the impact of a substantial minimum wage increase in Uruguay - a middle-income developing economy - on wages and employment. Using administrative data and a difference-in-differences approach, we anal...Read more...

Journal article

The Economic Journal:

Employer screening and optimal unemployment insurance

Field experiments show that employers are less likely to consider long-term unemployed job-seekers for interviews. We study the implications for optimal unemployment insurance (UI). Based on a structural model of job sea...Read more...

Blog

Vox EU:

Living wages and government contracts

Living wages are an increasingly common policy tool for reducing poverty and improving the living standards of low-income workers. But until recently, there has been little evidence on how living wage clauses effect the ...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...

Journal article

LSE Public Policy Review:

Explaining variation in child penalties: the role of gender norms and policies

This paper contributes to understanding global variation in child and marriage penalties by focusing on the role of patriarchal control, gender norms, and public policies. We introduce a new measure of gender norms, the ...Read more...

Blog

LSE USA Politics and Policy:

The lasting impact of 9/11 on Muslim integration in America

With ongoing global debates on immigration, integration, and rising Islamophobia, understanding the long-term social impacts of historical events is more important than ever. Shadi Farahzadi studies the effects of the 9/...Read more...

CentrePiece article

in brief... Successful caps on fees disprove the idea that it?s unwise to meddle with free markets

Jan David Bakker and Nikhil Datta show how the success of a reform of letting agents? fees was partly due to their hidden nature....Read more...

CentrePiece article

Revving up wages: How rising productivity has benefited car industry workers

Fast productivity growth in the UK car industry led to staff in the sector earning about 37% more than the average manufacturing employee by the 2010s. But Andreas Teichgraeber and Tim Obermeier show that while wages wen...Read more...

Blog

LSE Politics and Policy:

How to make Labour's National Wealth Fund work

Labour's plans for growth include the creation of a National Wealth Fund. A closer look at the proposals reveals that this is not like other Sovereign Wealth Funds, but is in fact more like a Green Investment Bank, meant...Read more...

CEP discussion paper

Market power, growth and wealth inequality

In recent decades, the United States has experienced a notable rise in markups, a slowdown in productivity growth, and an increase in wealth inequality. We present a framework that unifies these trends into a common driv...Read more...

CEP discussion paper

What fueled the illicit opioid epidemic? New evidence from a takeover of white powder heroin markets

In recent years, the majority of drug overdose deaths in the U.S. have involved illicitly-produced opioids (primarily heroin and fentanyl), overtaking prescription opioids as the main driver of the opioid epidemic. In th...Read more...

Blog

Vox EU:

New approaches to measure (increasing) concentration in Europe

Concentration (the share of a market's output produced by its largest firms) is a key proxy for measuring market competition. This column introduces a cross-country dataset to measure concentration at the industry level ...Read more...

Journal article

International Journal of Microsimulation:

Social distress and (some) relief: estimating the impact of pandemic job loss on poverty in South Africa

Up-to-date, nationally representative household income/expenditure data are crucial for estimating poverty during the Covid-19 pandemic and to policy-making more broadly, but many developing countries lack such data. We ...Read more...

Blog

Vox EU:

The evolution of gender in the labour market

Despite significant progress in closing the gender gap in earnings, work remains highly gendered, with women continuing to participate less in the workforce, work fewer hours, and face persistent wage disparities. This c...Read more...

CEP discussion paper

The evolution of gender in the labor market

This paper traces the evolution of the study of gender in the labor market, focusing on how academic thinking on this topic has evolved alongside real world developments in gender inequality from the 1980s to the present...Read more...

CEP discussion paper

Industry concentration in Europe: trends and methodological insights

Concentration - the share of an industry's output accounted for by its largest firms and a frequently used proxy of competition - has increased in European countries. This paper provides evidence about this development b...Read more...

Chapter

New technologies and evolving market structures

in Handbook on Labour Markets in Transition

This Chapter investigates the relationship between technological changes, labour market frictions, and firms' labour market power. We provide guidance through the main trends that characterised labour markets during the ...Read more...

Chapter

The green transition: understanding and managing impacts for workers

in Handbook on Labour Markets in Transition: Promoting Resilience in a World in Flux.

The transition to net zero will have far-reaching and unequal effects on labour markets, as some jobs disappear, existing jobs change, and new jobs aligned with or supportive of the net-zero objective are created. The ev...Read more...

Blog

The Conversation:

Successful caps on English letting agents' fees disprove the idea that it's unwise to meddle with free markets

Five years ago, the UK government enacted the first legislation regulating prices in the English rental market since the 1960s. The Tenant Fees Act 2019 didn't interfere with what landlords can charge tenants in rent, bu...Read more...

CEP discussion paper

The integration penalty: impact of 9/11 on the Muslim marriage market

Major sociopolitical events can have lasting impacts on integration through changing marriage preferences. Marriage markets, due to their unregulated nature, both reflect and affect integration in society. I use 9/11 as ...Read more...

Chapter

Crime and the labor market

in Handbook of Labor Economics

The economics of crime has emerged as a critical field over the past 30 years, with economists increasingly exploring the causes and consequences of criminal behavior. This chapter surveys key contributions and developme...Read more...

CEP discussion paper

Global robots

The diffusion of automation technology raises questions about the future of work, leading to calls for policy interventions. The ongoing debate centers on the decisions made by technology adopters. In this paper, I study...Read more...

Journal article

International Journal of Industrial Organization:

VAT pass-through and competition: evidence from the Greek islands

We examine how competition affects VAT pass-through in isolated oligopolistic markets as defined by the Greek islands. Using daily gasoline prices and a difference-in-differences methodology, we investigate how changes i...Read more...

Journal article

Review of Income and Wealth:

Insecurity on the labor market

There is a common feeling that life has become more insecure over time. I here consider this proposition with respect to the labor market. I first discuss how labor-market insecurity might be measured, and then its poten...Read more...

Blog

LSE Inequalities:

How gender quotas are challenging political inequality in South Korea

How do you boost women's representation in government, ask Jay Euijung Lee and Martina Zanella? Simple gender quotas risk being gamed, for instance by parties fielding women in unwinnable constituencies. The key, they su...Read more...

Journal article

Oxford Review of Economic Policy:

Ethnic minority and migrant pay gaps over the life-cycle

It is well-known that ethnic minority and migrant workers have lower average pay than the White UK-born workforce. However, we know much less about how these gaps vary over the life-cycle because of data limitations. We ...Read more...

Blog

LSE Business Review:

Achieving net zero by 2050 requires changes to the UK skills landscape

As COP29 brings climate action into focus, it's clear that policy must go beyond carbon trading and finance. To make net zero a reality, the workforce must be equipped with the right skills. Aadya Bahl examines what this...Read more...

Journal article

Journal of Economic Geography:

When market access gains do not spur urban growth

We revisit the natural experiments of division and unification of Germany. The negative shock to local market access following the division of Germany led to a fast and strong downward adjustment of the size of West Germ...Read more...

Journal article

Journal of International Economics:

New dawn fades: Trade, labour and the Brexit exchange rate depreciation

This paper studies consequences of the large exchange rate depreciation occurring when the UK electorate unexpectedly voted to leave the European Union. Sterling plummeted, recording the biggest one-day depreciation of a...Read more...

Blog

Vox EU:

US electoral impact of remote work and inter-state migration

Remote work and geographic mobility have surged in the US since 2020. This column examines trends for both and discusses the potential electoral implications. The authors find that remote work opportunities are dispropor...Read more...

CEP discussion paper

Job displacement, remarriage and marital sorting

We investigate how job displacement affects whom men marry and study implications for marriage market matching theory. Leveraging quasi-experimental variation from Danish establishment closures, we show that job displace...Read more...

CEP discussion paper

Crime and the labor market

The economics of crime has emerged as a critical field over the past 30 years, with economists increasingly exploring the causes and consequences of criminal behavior. This chapter surveys key contributions and developme...Read more...

CentrePiece article

Better work: whose business is it?

Regulating the labour market is essential to address the inherent imbalance of power between employers and employees. But that doesn?t necessarily mean that the state needs to intervene more than it already does. Alan Ma...Read more...

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...

Blog

LSE Business Review:

Education makes women, not men, more likely to have children

Given the wide-ranging consequences of declining fertility rates, academics and policymakers around the world are increasingly interested in understanding what influences men's and women's decision to start a family. Han...Read more...

CEP discussion paper

Trade and the end of antiquity

What caused the end of antiquity, the shift of economic activity away from the Mediterranean towards northern Europe? We assemble a large database of coin flows between the 4th and 10th century and use it to document the...Read more...

CEP discussion paper

Learning about women's competence: the dynamic response of political parties to gender quotas in South Korea

We study the dynamic responses of political parties to gender quotas in South Korean municipal councils, a setting with nearly zero women pre-quota. We exploit two unique institutional features: the quota intensity is di...Read more...

CEP discussion paper

Asymmetric pass-through and competition

We study the retail price pass-through of four major tax changes in petroleum products using daily pricing data from gas stations on small Greek islands. We find that (i) the pass-through of the tax hikes is five times h...Read more...

Blog

LSE Politics and Policy:

Labour's planning reforms - how to make housing targets work

Labour promised serious reforms to the planning system while in opposition. What it has proposed now that it's in Government, including reforms to the National Planning Policy Framework, is very far from a fundamental re...Read more...

Blog

LSE Politics and Policy:

Labour's planning reforms - building on grey belts and missed opportunities

Perhaps the proposal that people are most aware of when it comes to Labour's planning reform plans, the one that hit the headlines, is the idea of potentially re-defining small areas of green belts as "grey belt land". T...Read more...

Journal article

Oxford Open Economics:

Spatial disparities across labour markets

We consider disparities across local labour markets in Great Britain. Disparities in wages and employment rates are large and persistent, although smaller than 20 years ago. These disparities largely reflect the concentr...Read more...

Journal article

Oxford Open Economics:

Labour market inequality

Wage and earnings inequality has been on the rise in the United Kingdom (UK) since the late 1970s/early 1980s, and with faster increases than comparator countries, it is now one of the countries with the highest levels o...Read more...

CEP discussion paper

Avenging the tenants: regulating the middle man's rents

We explore the role of intermediaries in the rental market. Using novel UK data on fees letting agencies charged to both tenants and landlords, combined with a matched property-agency listings dataset, we study the effec...Read more...

CEP discussion paper

An engine of (pay) growth? Productivity and wages in the UK auto industry

When labour market competition is imperfect, positive industry (and firm) productivity shocks can be passed through to workers in the form of higher wages. We document how the UK auto industry, following a period of decl...Read more...

Blog

Vox EU:

Gendered change: 150 years of transformation in US hours

The 2023 Nobel Committee awarded the Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel to Claudia Goldin. Among her many contributions is the emphasis on the non-monotonic trend in women's employment...Read more...

CEP discussion paper

The wage of temporary agency workers

Using French administrative data, we estimate the wage gap distribution between in-house and temporary agency workers working in the same establishment and the same occupation. The average wage gap is about 3%, but the g...Read more...

Journal article

Journal of Labor Economics:

The decline in rent sharing

The evolution of rent sharing is studied. Based on a panel of the top 300 publicly quoted British companies over 35 years and using excess stock market returns to patenting activity as an instrument for economic rents, t...Read more...

CEP discussion paper

Gender, careers and peers' gender mix

We use Italian Social Security data to study how the gender composition of a worker's professional network influences their career development. By exploiting variation within firms, occupations, and labor market entry co...Read more...

CEP discussion paper

Do female-owned employment agencies mitigate discrimination and expand opportunity for women?

We create a dataset of 14,000 hand-coded help-wanted advertisements placed by employment agencies in three U.S. newspapers in 1950 and 1960, a time when help-wanted advertisements were divided into male and female sectio...Read more...