Standard models of investment predict that credit-constrained firms should grow rapidly when given additional capital, and that how this capital is provided should not affect decisions to invest in the business or consume the capital. We randomly gave cash and in-kind grants to male- and...

We gave US$1,000 cash prizes to winners of a business plan competition in Africa. The competition, entitled ‘Aspire', was intended to attract young individuals aspiring to become entrepreneurs. Participants were ranked by committees of judges composed of established entrepreneurs. Each...

What is the effect of exposing motivated youth to firm management in practice? To answer this question, we place young professionals for one month in established firms to shadow middle managers. Using random assignment into program participation, we find positive average effects on wage...

We conduct a field experiment to test the demand for flexibility and for soft and hard commitment among clients of a microfinance institution. We offer a commitment contract inspired by the rotating structure of a ROSCA. Additional treatments test ex ante demand for soft commitment (in the form...

We run a novel field experiment to link managers of African manufacturing firms. The experiment features exogenous link formation, exogenous seeding of information, and exogenous assignment to treatment and placebo. We study the impact of the experiment on firm business practices outside of the...

We conduct a randomized evaluation of two job-search support programs for urban youth in Ethiopia. One group of treated respondents receives a subsidy to cover the transport costs of job search. Another group participates in a job application workshop where their skills are certified and they...

Experimental evidence to date supports the double theoretical prediction that parties transacting repeatedly punish bad contractual performance by reducing future offers, and that the threat of punishment disciplines opportunistic breach. We conduct a repeated gift-exchange experiment with...

We conduct two lab experiments and one field experiment to investigate demand for consumption agency in married couples. The evidence we uncover is consistent across all three experiments. Subjects are often no better at guessing their spouse's preferences than those of a stranger, and many...

SMS information campaigns are increasingly used for policy. To investigate their effectiveness, we conduct a lab-in-the-field experiment to study information sharing through mobile phone messages. Subjects are rural households in Mozambique who have access to mobile money. In the base treatment,...

This paper surveys research on social capital. We explore the concepts that motivate the social capital literature, efforts to formally model social capital using economic theory, the econometrics of social capital, and empirical studies of the role of social capital in various socioeconomic...