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Agricultural Technology in Africa

[Symposium: Economies of Africa]

By Tavneet Suri and Christopher Udry

Journal of Economic Perspectives, Winter 2022

We discuss recent trends in agricultural productivity in Africa and highlight how technological progress in agriculture has stagnated on the continent. We briefly review the literature that tries to explain this stagnation through the lens of particular c...

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...

Some Uses of Happiness Data in Economics

[Symposium: Happiness Economics]

By Rafael Di Tella and Robert MacCulloch

Journal of Economic Perspectives, Winter 2006

Happiness research is based on the idea that it is fruitful to study empirical measures of individual welfare. The most common is the answer to a simple well-being question such as "Are you Happy?" Hundreds of thousands of individuals have been asked this...

Can Technology Solve the Principal-Agent Problem? Evidence from China's War on Air Pollution

By Michael Greenstone, Guojun He, Ruixue Jia, and Tong Liu

American Economic Review: Insights, March 2022

We examine the introduction of automatic air pollution monitoring to counter suspected tampering at the local level, a central feature of China's "war on pollution." Exploiting 654 regression discontinuity designs based on city-level variation in the day ...