In the past three decades, emerging countries have gone through extensive decentralization reforms. Yet, there are no studies assessing quantitatively the relative importance of various factors known to affect the success of decentralization. This paper builds on a comprehensive dataset the...

This paper studies the trends and cycles of informal employment. It first presents a theoretical model where the size of informal employment is determined by the relative costs and benefits of informality and the distribution of workers'skills. In the long run, informal employment varies with...

There has been a steady increase in the occurrence of natural disasters. Yet their effect on economic growth remains unclear, with some studies reporting negative, and others indicating no, or even positive effects. These seemingly contradictory findings can be reconciled by exploring the...

The paper examines the link between poverty, the middle class and institutional outcomes using a new cross-country panel dataset on the distribution of income and expenditure. It uses an econometric methodology to gauge whether a larger middle class has a causal effect on policy and...

The extent to which local communities benefit from commodity booms has been subject to wide but inconclusive investigations. This paper draws from a new district-level database to investigate the local impact on socioeconomic outcomes of mining activity in Peru, which grew almost twentyfold in...

Do public sector employees earn less than their counterparts in the private sector? This paper addresses this question in the case of Peru, a country where civil service reform is being debated yet the only available empirical studies on wage differentials date back to the late 1980s. Using data...

Soaring commodity prices in 2007 and 2008 raised concerns that volatility was also rising, which would have implications for welfare and therefore for the design of public policy interventions. The literature focuses on trends in commodity prices rather than their volatility characteristics....

East Asia has experienced a dramatic decrease in output growth volatility over the past 20 years. This is good news, as output growth volatility affects poor households because of coping strategies that have long-term, harmful consequences, and the overall economy through its negative impact on...

Social programs are often designed under the assumption that individuals make rational decisions that improve their welfare. Yet, informational and behavioral constraints limit the extreme and chronic poor's access and participation in social programs. This paper reviews the implementation and...

This paper presents an incidence analysis of both social spending and taxation for seven Latin American countries, the United Kingdom, and the United States. The analysis shows that Latin American countries are headed de facto toward a minimalist welfare state similar to the one in the United...