Do aid projects affect citizens' motivation to pay taxes? We address this question by combining fine-grained data on aid projects from AidData and survey data from the Afrobarometer for 34 African countries. We first employ a subnational analysis, where the treatment varies by administrative...

We investigate the effect of economic sanctions on trade flows in countries sharing a border with the sanctioned state. On the one hand, trade models suggest that trade flows should decrease as sanctions disrupt trading routes and economic ties with suppliers and customers. On the other hand,...

We provide novel empirical models of the arms trade and focus on the role of energy dependence, in particular of oil, in explaining the trade of weapons between countries. Dramatic geopolitical events such as wars can cause significant disruptions in the supply of oil and increase oil prices....

We investigate how oil dependence affects the trade of weapons between countries. We argue that oil-dependent economies have incentives to transfer arms to oil-rich countries to reduce their risk of instability and, as a result, the chances of disruption in the oil industry. We employ gravity...

In light of growing water scarcity, virtual water, or the water embedded in key water-intensive commodities, has been an active area of debate among practitioners and academics alike. As of yet, however, there is no consensus on whether water scarcity affects conflict behavior and we still lack...