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The Effects of DNA Databases on the Deterrence and Detection of Offenders

By Anne Sofie Tegner Anker, Jennifer L. Doleac, and Rasmus Landersø

American Economic Journal: Applied Economics, October 2021

This paper studies the effects of adding criminal offenders to a DNA database. Using a large expansion of Denmark's DNA database, we find that DNA registration reduces recidivism within the following year by up to 42 percent. It also increases the probabi...

Collateral Shocks

By Yvan Becard and David Gauthier

American Economic Journal: Macroeconomics, January 2022

We estimate a macroeconomic model on US data where banks lend to households and businesses and simultaneously adjust lending requirements on the two types of loans. We find that the collateral shock, a change in the ability of the financial sector to rede...

Removing Welfare Traps: Employment Responses in the Finnish Basic Income Experiment

By Jouko Verho, Kari Hämäläinen, and Ohto Kanninen

American Economic Journal: Economic Policy, February 2022

This paper provides evidence that replacing minimum unemployment benefits with a basic income of equal size has minor employment effects at best. We examine an experiment in Finland in which 2,000 benefit recipients were randomized to receive a monthly ba...

Young Adults and Labor Markets in Africa

[Symposium: Economies of Africa]

By Oriana Bandiera, Ahmed Elsayed, Andrea Smurra, and Céline Zipfel

Journal of Economic Perspectives, Winter 2022

Every year, millions of young adults join the labor market in Africa. This paper harmonizes surveys and censuses from 68 low- and middle-income countries to compare their job prospects to those of their counterparts in other low-income regions. We show th...

Designing Deadlines

By Erik Madsen

American Economic Review, March 2022

I study how an organization should manage a project of uncertain scope, when it is advised by a privately informed expert who prefers to prolong his employment. The optimal long-term contract combines a deadline for project completion and incentive paymen...

Looking Back at 50 Years of the Clean Air Act

By Joseph E. Aldy, Maximilian Auffhammer, Maureen Cropper, Arthur Fraas, and Richard Morgenstern

Journal of Economic Literature, March 2022

We synthesize and review retrospective analyses of federal air quality regulations to examine the contributions of the Clean Air Act (CAA) to the vast air quality improvements seen since 1970. Geographic heterogeneity in stringency affects emissions, publ...