Existing indices of ethnic diversity are generally based on pre-defined groups, disregarding the (dis)similarities between them. This paper proposes an index that includes the dissimilarity in language, ethno-racial characteristcs and religion between groups. The resulting distance-adjusted...

The Israeli-Palestinian conflict constitutes a prominent example of a long-lasting political conflict which has major consequences for the livelihoods of the people on both sides. The agricultural sectors of the Palestinian and Israeli economies are tightly connected. However, various security...

This study empirically investigates the impact of group characteristics and host country conditions on the duration and the ending of terrorist organizations and rebel groups. The empirical analysis relies on data for more than 600 armed groups from the Terrorist Organization Profiles, collected...

The paper explores how repeated revisions of consumption plans increase long-run utility. If agents value present anticipations of future consumption, some revisions may be viewed as a benign form of self-delusion. We consider a minimal generalization of the Samuelson discounted utility model to...

We provide evidence on the mechanisms linking resource-related income shocks to conflict, focusing specifically on illegal crops. We hypothesize that the degree of group competition over resources and the extent of law enforcement explain whether opportunity cost or contest effects dominate....

China's provision of development finance to other countries is sizable but reliable information is scarce. We introduce a new open source methodology for collecting project-level development finance information and create a database of Chinese official finance to Africa from 2000 - 2011. We find...

There is an ongoing discussion especially among political scientists and economists whether and how climate variability affects civil conflicts and wars in developing countries. Given the predicted climatic changes, several studies argue that increasing temperatures or decreasing precipitation...

This paper examines compromise spaces between competing perspectives on four key climate change issues: costs, level of domestic action, environmental integrity, and developing world involvement. Based on extensive simulations of a model integration tool, SAP12 (Stochastic Assessment of Climate...

In 1990, Iraq invaded Kuwait, touching off an economic, financial, diplomatic, and military crisis associated with a tremendous spike in oil prices and recession in OECD and oil-importing developing countries. But was the Gulf Crisis a disruption? Did it affect the fabric of oil trade? To...

Interest in the emergence of a global middle class has resulted in a number of attempts to identify and enumerate who belongs to it . Current research provides wildly different estimates about the size and evolution of the global middle class because of a lack of consensus on appropriate...