Latin America and the Caribbean is the most violent region in the world, with an annual homicide rate of more than 20 per 100,000 population and with an increasing trend. Yet most evidence of crime concentration, geo-temporal patterns, and event dependence comes from cities in high-income...

Recent work suggests non-financial firms have acted like financial intermediaries particularly in emerging economies. This paper corroborates these findings but then asks "why?". The results indicate evidence for carry-trade activities, but they are focused on countries with higher levels of...

This paper evaluates the impact of two programs that provide public and private goods, in the form of irrigation canals and materials (such as hail nets). Using a twelve-year panel of wine producers from Mendoza and San Juan, Argentina, we find that the programs have had positive and significant...

In low- and middle-income countries (LIMCs) measuring early childhood development (ECD) with standard tests in large scale surveys (i.e. evaluations of interventions) is difficult and expensive. Multi-dimensional screeners and single-domain tests ('short tests') are frequently used as...

In this paper, we examine an innovative postal export regime that involves both a streamlining of export procedures and provision of intermediation services to investigate how firms' react to changing trade costs and whether and how these firms learn. In so doing, we use a unique dataset that...

This paper documents that seasonal temperatures have significant and systematic effects on the U.S. economy, both at the aggregate level and across a wide crosssection of economic sectors. This effect is particularly strong for the summer: an increase of 1°F in the average summer temperature is...

This paper analyzes gender bias in teaching in low-performing schools in Chile. To carry out the analyses, the authors used videotaped classes for fourth graders and coded 237 tapings. Results show a general (although not uniform) bias in teachers' actions that resulted in less attention to...

This paper analyzes influences on the credit standing of Multilateral Development Banks (MDBs), specifically the quality, diversification and single name concentration of their portfolios, and on the market practice known as Preferred Creditor Status (PCS), whereby sovereigns that default on...

Security concerns in a context of increasingly segmented supply chains have led to stricter border control measures, which may potentially negatively affect international trade. Customs around the world have therefore implemented security-motivated certification programs to facilitate licit...

This paper designs and implements a field experiment that provides students from less advantaged backgrounds with individualized feedback on academic performance during the transition from middle to high school. The intervention reduces the gap between expected and actual performance, as well as...