We develop a theory of interstate conflict in which the degree of genealogical relatedness between populations has a positive effect on their conflict propensities because more closely related populations, on average, tend to interact more and develop more disputes over sets of common issues. We...

Can religiosity sway a society's propensity for violence against outgroups? We first introduce two state-year-level religiosity measures for several pre-Enlightenment European states with the frequencies of (i) religious language in book publications and (ii) Christian names of newborns. To...

We assess the robustness of previous findings on the determinants of terrorism. Using extreme bound analysis, the three most comprehensive terrorism datasets, and focusing on the three most commonly analyzed aspects of terrorist activity, i.e., location, victim, and perpetrator, we re-assess the...

Many experts claim that the incidence of suicide attacks is driven by religious cleavages. To test this hypothesis, we investigate whether the total number of suicide attacks per violent conflict or the annual number of suicide attacks per country is associated with simmering religious...

This study examines the causal joint effect of a new political regime and war against Iraq on life expectancy of Iranians for the period 1978–1988 during the revolution and war. I use a synthetic control approach to construct a synthetic Iran based on a weighted average of other Middle East...

This study examines the causal joint effect of a new political regime and war against Iraq on life expectancy of Iranians for the period 1978–1988 during the revolution and war. I use a synthetic control approach to construct a synthetic Iran based on a weighted average of other Middle East...

What is the strategic role of membership in an intergovernmental group with unanimity requirements if the group negotiates with an external player in a setting with incomplete information? Being in such a group has a strategic effect compared to negotiating as a stand-alone player and reduces...

The space sector has remained central to geopolitics since the end of the Cold War, leading to an increase in national space spending worldwide. This study investigates how public support for space funding is influenced by information about (i) national space spending, (ii) the spending of...

This study investigates the case of Iran to evaluate how changes in the intensity of international sanctions affect internal conflict in the target country. Estimating a vector autoregressive model for the period between 2001q2 and 2020q3 with quarterly data on internal conflict and its three...

Persecution, pogroms, and genocide have plagued humanity for centuries, costing millions of lives and haunting survivors. Economists and economic historians have recently made new contributions to the understanding of these phenomena. We provide a novel conceptual framework which highlights the...