The World Health Organization estimates that 300 million clinical cases of malaria occur annually and observed that during the 80s and part of the 90s its incidence increased. In this paper, we explore the influence of refugees from civil wars on the incidence of malaria in the refugee-receiving...

Previous research has interpreted the correlation between per capita income and civil war as evidence that poverty is a main determinant of conflict. In this paper, we find that the relationship between poverty and civil war is spurious and is accounted for by historical phenomena that jointly...

Can terrorist attacks be timed to change the outcome of democratic elections? In this paper, we analyze the electoral impact of the terrorist attacks of March 11, 2004, in Madrid. Studies using individual level postelectoral survey data reach contradictory conclusions. We propose an alternative...