We test how donors respond to new information about a charity's effectiveness. Freedom from Hunger implemented a test of its direct marketing solicitations, varying letters by whether they include a discussion of their program's impact as measured by scientific research. The base script, used...

Many empirical studies have found a positive relationship between openness and growth in per capita GDP in less developed countries, and economists have produced many explanations for this correlation. However, the existing studies are consistent with all of these theories and thus do not...

It is often argued that informal labor markets in developing countries promote growth by reducing the impact of regulation. On the other hand informality may reduce the amount of social protection offered to workers. We extend the wage-posting framework of Burdett and Mortensen (1998) to allow...

We use a panel of manufacturing plants from Colombia to analyze how the rise in payroll tax rates over the 1980s and 1990s affected the labor market. Our estimates indicate that formal wages fall by between 1.4% and 2.3% as a result of a 10% rise in payroll taxes. This...