This paper presents results from a randomized controlled trial whereby approximately 1,000 OLPC XO laptops were provided for home use to children attending primary schools in Lima, Peru. The intervention increased access and use of home computers, with some substitution away from computer use...

In today's knowledge-based societies, understanding basic scientific concepts and the capacity to structure and solve scientific questions is more critical than ever. Accordingly, in this article we test an innovative methodology for teaching science and environment in public primary schools...

We estimate the effects of mobile phone coverage on different measures of economic development. We exploit the timing of mobile coverage at the village level merging it with a village-level panel dataset for rural Peru. The main findings suggest that mobile phone expansion has increased...

Relatively little is known about the effects of blue-collar crime (theft, robbery, vandalism or arson) on financial decisions. Previous literature has focused its attention either on 'regional' crime rates or the 'perception' of crime as business obstacles. Instead, we examine financing terms of...