A large share of the World's poor is self-employed. Accurate measurement of profits from microenterprises is therefore critical for studying poverty and inequality, measuring the returns to education, and evaluating the success of microfinance programs. However, a myriad of problems plague the...

Recent theoretical literature in development economics has shown that nonconvex production technologies can result in low-growth poverty traps. This article uses detailed microenterprise surveys in Mexico to examine the empirical evidence for these nonconvexities at low levels of capital stock....

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...

Business training programs are a popular policy option to try to improve the performance of enterprises around the world. The last few years have seen rapid growth in the number of evaluations of these programs in developing countries. We undertake a critical review of these studies with the...

Business training programs are a popular policy option to try to improve the performance of enterprises around the world. The last few years have seen rapid growth in the number of evaluations of these programs in developing countries. We undertake a critical review of these studies with the...

Using data from Mexican surveys of Microenterprises conducted between 1992 and 1998, we examine the association between migration to the US and investment in microenterprises, the use of paid and unpaid labor, and the earnings of micro entrepreneurs. We find that investments in microenterprises...

Personalized Digital Assistants (PDAs) and other forms of hardware needed to collect survey data electronically have become more affordable and powerful in recent years, leading to their use in a number of surveys in developing countries.  Simple use of these devices can offer the prospect of...

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...

The majority of firms in most developing countries are informal. We conducted a field experiment in Sri Lanka which provided incentives for informal firms to formalize. Offering only information about the registration process and reimbursement for direct registration costs had no impact on...

The author examines wage patterns under an incomes policy in Mexico in 1987–94. The policy specified increases in the minimum wage rate, but also guided salary negotiations more generally. The author finds indications of a substantial but largely temporary effect on wage rates, and...