Does compliance with low-cost civic duties increase demand for social accountability? We address this question by conducting a field experiment at train stations in Buenos Aires. We create exogenous variation in compliance with paying the public transportation fare by i) highlighting sanctions...

Why do groups want to secede and where are we most likely to see demands for self-determination? This paper proposes an economic explanation whereby a tradeoff between income and sovereignty implies that, other things being equal, richer regions are more likely to want more autonomy and conflict...

Most wars are now civil wars. Even though international wars attract enormous global attention, they have become infrequent and brief. Civil wars usually attract less attention, but they have become increasingly common and typically go on for years. This report argues that civil war is now an...

In an earlier study Doyle and Sambanis (2000) [Doyle, Michael W., and Nicholas Sambanis. 2000. "International Peacebuilding: A Theoretical and Quantitative Analysis." American Political Science Review 94(4):779–801.] showed that United Nations (UN) peace operations have made positive...

The two volumes of Understanding Civil War build upon the World Bank's prior research on conflict and violence, particularly on the work of Paul Collier and Anke Hoeffler, whose model of civil war onset has sparked much discussion on the relationship between conflict and development in what came...

The two volumes of Understanding Civil War build upon the World Bank's prior research on conflict and violence, particularly on the work of Paul Collier and Anke Hoeffler, whose model of civil war onset has sparked much discussion on the relationship between conflict and development in what came...

In an earlier study Doyle and Sambanis (2000) [Doyle, Michael W., and Nicholas Sambanis. 2000. "International Peacebuilding: A Theoretical and Quantitative Analysis." American Political Science Review 94(4):779–801.] showed that United Nations (UN) peace operations have made positive...

Earlier studies have shown that United Nations peace operations make a positive contribution to peacebuilding efforts after civil wars. But do these effects carry over to the period after the peacekeepers leave? And how do the effects of UN peace operations interact with other determinants of...