Using global data we examine the dynamics of migration from developing to developed countries. Origin and destination countries are characterized by substantial differences in incomes, political rights and cultures. Incentives as well as costs shape the decision to migrate. One powerful dynamic...

In this paper we investigate the efficacy of illicit electoral tactics and the characteristics which make a society prone to such tactics. We first investigate the chances of an incumbent head of government winning an election. We find that in those elections in which illicit tactics were...

Post-conflict societies face two distinctive challenges: economic recovery and risk reduction. Aid and policy reforms have been found to be highly effective in the economic recovery. In this paper we concentrate on the other challenge, risk reduction. The postconflict peace is typically fragile:...

Deliberate killing is a common part of the defining features of both homicide and civil war. Often, the scale of killing is also similar: most countries have homicide rates that exceed the threshold of one thousand combat-related deaths during a year that is the standard criterion for civil war....

Post-conflict situations face a high risk of reversion to conflict. We investigate the effect of military expenditure by the government during the first decade post-conflict on the risk of reversion. We contrast two theories as to the likely effects. In one, military spending deters conflict by...

Of the 27 major armed conflicts that occurred in 1999, all but two took place within national boundaries. As an impediment to development, internal rebellion especially hurts the world's poorest countries. What motivates civil wars? Greed or grievance? This paper compares two contrasting...

We investigate the causes of civil war, using a new data set of wars during 1960-99. We test a `greed’ theory focusing on the ability to finance rebellion, against a `grievance’ theory focusing on ethnic and religious divisions, political repression and inequality. We find that greed...

In mature democracies, elections discipline leaders to deliver good economic performance. Since the fall of the Soviet Union most developing countries also hold elections, but these are often marred by illicit tactics. Using a new global data set, this paper investigates whether these illicit...