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Prep School for Poor Kids: The Long-Run Impacts of Head Start on Human Capital and Economic Self-Sufficiency

By Martha J. Bailey, Shuqiao Sun, and Brenden Timpe

òòò½Íø Review, December 2021

This paper evaluates the long-run effects of Head Start using large-scale, restricted administrative data. Using the county roll-out of Head Start between 1965 and 1980 and age-eligibility cutoffs for school entry, we find that Head Start generated large ...

A/B Contracts

By George Georgiadis and Michael Powell

òòò½Íø Review, January 2022

This paper aims to improve the practical applicability of the classic theory of incentive contracts under moral hazard. We establish conditions under which the information provided by an A/B test of incentive contracts is sufficient for answering the ques...

Counterfactuals with Latent Information

By Dirk Bergemann, Benjamin Brooks, and Stephen Morris

òòò½Íø Review, January 2022

We describe a methodology for making counterfactual predictions in settings where the information held by strategic agents and the distribution of payoff-relevant states of the world are unknown. The analyst observes behavior assumed to be rationalized by...

Subways and Urban Air Pollution

By Nicolas Gendron-Carrier, Marco Gonzalez-Navarro, Stefano Polloni, and Matthew A. Turner

òòò½Íø Journal: Applied Economics, January 2022

We investigate the effect of subway system openings on urban air pollution. On average, particulate concentrations are unchanged by subway openings. For cities with higher initial pollution levels, subway openings reduce particulates by 4 percent in the a...

Rational Habit Formation: Experimental Evidence from Handwashing in India

By Reshmaan Hussam, Atonu Rabbani, Giovanni Reggiani, and Natalia Rigol

òòò½Íø Journal: Applied Economics, January 2022

We test the predictions of the rational addiction model, reconceptualized as rational habit formation, in the context of handwashing in rural India. To track handwashing, we design soap dispensers with timed sensors. We test for rational habit formation b...