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What Is Economics?

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Understanding the discipline.

Bayesian Fairness: Reward Rule and Disappointment under Information Asymmetry

By Roland Pongou and Ghislain Junior Sidie

òòò½Íø Journal: Microeconomics

We provide an axiomatic foundation for the classical problem of compensating workers when effort is unobserved. The employer holds Bayesian beliefs about workers’ effort, observes output precisely or imprecisely, and seeks fairness. We introduce axio...

Undergrad Research Opportunities

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Deadwood Labor? The Effects of Eliminating Employment Protection for Older Workers

By Emmanuel Saez, Benjamin Schoefer, and David Seim

òòò½Íø Journal: Applied Economics

We analyze mandatory retirement in Sweden which eliminates entirely employment protection at age 67. Employment falls by about 10 percent and total average earnings by about 20 percent immediately at age 67. 8 percent of jobs separate immediately due t...

Stanford Initiative for Financial Decision-Making and G53 Network : Financial Literacy Research Boot Camp

[News]

March 26, 2026

The application deadline is April 30, 2026.

òòò½Íø Guidelines for Editorial Appointments

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The Editorial Appointments Committee documents procedures governing the appointment of coeditors, associate editors, and editorial board members of òòò½Íø journals.

How a win–lose mindset affects political and policy preferences

[Research Highlight]

March 26, 2026

The origins and consequences of zero-sum thinking in the United States.

Zero-Sum Thinking and the Roots of US Political Differences

By Sahil Chinoy, Nathan Nunn, Sandra Sequeira, and Stefanie Stantcheva

òòò½Íø Review, March 2026

We investigate the origins and implications of zero-sum thinking: the belief that gains for one individual or group tend to come at the cost of others. Using a new survey of 20,400 US residents, we measure zero-sum thinking, political preferences, policy ...

Front Matter

òòò½Íø Journal: Applied Economics, April 2026

Wealth, Marriage, and Sex Selection

By Girija Borker, Jan Eeckhout, Nancy Luke, Shantidani Minz, Kaivan Munshi, and Soumya Swaminathan

òòò½Íø Journal: Applied Economics, April 2026

Two mechanisms have been proposed to explain sex selection in India: son preference, in which parents desire a male heir, and daughter aversion, in which dowry payments make parents worse off with girls. Our model incorporates both mechanisms, providing m...

Cassatts in the Attic: Is There a Gender Gap in the Commercialization of Science?

By ²Ñ²¹°ù±ôè²Ô±ð Koffi and Matt Marx

òòò½Íø Journal: Applied Economics, April 2026

We analyze nearly 70 million scientific articles to estimate the gender dynamics in the commercialization of science. We report a gender gap of 14 percent, which does not appear to be explained either by the quality of the science or by its commercial pot...

Land Concentration and Long-Run Development in the Frontier United States

By Cory Smith

òòò½Íø Journal: Applied Economics, April 2026

I study the long-run economic effects of land concentration on the American frontier. Using quasi-random variation in initial land allocations from a checkerboard formula, I analyze a large database of property assessments and find that historical concent...

Age at School Entry and Human Capital Development: Evidence from Lesotho

By Jan-Walter De Neve, Ramaele Moshoeshoe, and Jacob Bor

òòò½Íø Journal: Applied Economics, April 2026

Evidence on school-entry age impacts in lower-income countries is limited. We assess how school starting age affects human capital development in Lesotho, exploiting an enrollment age threshold. Children who start primary school at older ages overcome ini...

The Long-Term Impacts of Mixing the Rich and Poor: Evidence from Conscript Dorms

By Elias ·¡¾±²Ô¾±Ã¶

òòò½Íø Journal: Applied Economics, April 2026

To what extent is economic success determined by with whom individuals interact socially? We tackle this question by exploiting a large-scale natural experiment in the Finnish conscription. Our research design is based on the alphabetization of dorms, whi...

Ethnic Diversity, Historical Economic Exchange, and Development: Evidence from Andean Peru

By Miriam Artiles

òòò½Íø Journal: Applied Economics, April 2026

Is ethnic diversity good or bad for economic development? Most studies find corrosive effects. This paper shows that historical exposure to economic exchange can mitigate these effects in the long run. I collect data from a natural experiment of Peru's co...

Real-World Effectiveness of the Influenza Vaccine in Young Children

By Michael L. Anderson, Carlos Dobkin, Devon Gorry, and Hung-Fu Tseng

òòò½Íø Journal: Applied Economics, April 2026

Influenza causes substantial illness among children. RCTs demonstrate that the influenza vaccine reduces active-surveillance-detected influenza but have insufficient samples to examine outcomes such as health care provider visits. This study documents tha...

The Impact of Dating Apps on Young Adults: Evidence from Tinder

By Berkeren µþ³Ü̈²â³Ü̈°ì±ð°ù±ð²Ô, Alexey Makarin, and Heyu Xiong

òòò½Íø Journal: Applied Economics, April 2026

Online dating apps have transformed the dating market, yet their broader effects remain unclear. We study Tinder's impact on college students using its initial marketing focus on Greek organizations for identification. We show that the full-scale launch o...

Release, Detain, or Surveil? The Effect of Electronic Monitoring on Defendant Outcomes

By Roman Rivera

òòò½Íø Journal: Applied Economics, April 2026

This paper studies the effect of pretrial electronic monitoring (EM) relative to both pretrial release and pretrial detention (jail). EM often involves a defendant wearing an electronic bracelet, which aims to reduce pretrial misconduct at a low cost. Usi...

Information Frictions and Employee Sorting between Start-Ups

By Kevin A. Bryan, Mitchell Hoffman, and Amir Sariri

òòò½Íø Journal: Applied Economics, April 2026

Would workers apply to better firms if they were more informed about firm quality? Collaborating with 26 science-based start-ups, we create a custom job board and invite business school alumni to apply. The job board randomizes across applicants to show c...

Editors

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Current editors and editorial staff of the AEJ: Macroeconomics.