Tiago Freire

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Currently, there is widespread interest in how Web 2.0 tools can be used to improve students’ learning experiences. Previous studies have focused either on the advantages of wikis or on concerns over the use of Wikipedia. In this study, we propose to use Wikipedia as a classroom wiki. In doing so, we discuss how students can improve their standard written(More)
This paper analyzes how low skill rural-urban migration in Brazil from 1986 to 2000 led to an increase in the labor supply of high skill women living in urban areas. Using weather shocks in rural areas and the distance between rural and urban municipalities as intruments, we are able to build an exogenous migration shock by skill and gender to cities. We(More)
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