This paper introduces a simple application of contest theory that neatly captures how Boulding’s “Loss of Strength Gradient” determines the geographic extent of territory. We focus on the “supply side” of territorial conflict, showing how the costs of initiating and escalating conflict...

Cities and marketplaces are central to economic development, but we know little about why such agglomerations initially form. I argue that evolutionary forces select for agglomerations when individuals' desire to spatially coordinate exchange in complex environments. To test this idea, I perform...

The innocence problem, which occurs when an innocent person is falsely accused or convicted of a crime, is impossible to study with empirical data, because “true” innocence and guilt are unobservable in the “real world.” In this study, we replicate the criminal justice system in the...