Nations stay together when citizens share enough values and preferences. Homogeneity amongst people can be built with education, teaching a common language to facilitate communication, but also by brute force such as prohibiting local cultures. Democracies and dictators have different incentives when it comes to choosing how much and by what means to homogenize the population. We study and we c...

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iraq is a country with many social cleavages, due to its ethnic and religious diversity, and because pf the inability of its political elite, this feature has always hindered resolving its problems. with the removal of the authoritarian regime of sadam hossein, ethnic and religious disputes escalated to their peak. the main question in this article is why has ethnic and sectarian violence exace...

This paper explores how the increase in army size observed in early modern times changed the way states conducted wars. Starting in the late 18th century, states switched from mercenaries to a mass army by conscription. We model the incentives of soldiers to exert effort in war and show that as army size increases paying mercenaries is no longer optimal. In order for the population to accept fi...

Few studies have explored the relationships between nation-building, disaster risk reduction and climate change adaptation. Focusing on small island developing states, this paper examines nation-building in Timor-Leste, a small island developing state that recently achieved independence. Nation-building in Timor-Leste is explored in the context of disaster risk reduction, which necessarily incl...