This paper aims at presenting an integrated framework for the study of territorial dynamics in coastal areas. The use of Geographic Information Systems made possible the association of land cover data and socio-economic data using different levels of spatial analysis. The Coastal Alentejo...

This paper studies the impact of the early adoption of one of the most important high-technology machines in history, the public mechanical clock, on long-run growth in Europe. We avoid endogeneity by considering the relationship between the adoption of clocks with an instrument based on the...

We estimate the impact of access to information and communication technology on agricultural profitability and child labor among isolated villages in rural Peru. We exploit the timing of an intervention that provided at least one public (satellite) payphone to 6,296 villages that did not...

This paper analyzes the effects of increased shared computer access in secondary schools in Peru. Administrative data are used to identify, through propensity-score matching, two groups of schools with similar observable educational inputs but different intensity in computer access. Extensive...