Social and Behavioral Sciences Commons^™

Do Weapons Make Warfare? An Instrumental Variables Approach Towards Investigating The Relationship Between Small Arms Abundance, Civil Conflict Onset, And Civil Conflict Intensity, Gabriel S. Barrett

Political Science Honors Projects

Scholars, journalists, and policymakers frequently attribute the intensity and onset of civil conflict to the abundance of small arms. However, the direction of causality has been difficult to assess due to a lack of data on the illicit small arms market and the plausibly endogenous relationship between the abundance of weapons and civil conflict. Using a new dataset of estimated small arms prices, I determine that a decrease in the price of small arms is significantly and negatively correlated with an increase in the intensity of conflict in the following year. I also determine that small arms prices increase in …