Studies of online dating suggest that physical attraction is a key factor in early relationship formation, but say little about the role of attractiveness in longer-term relationships. Meanwhile, assortative coupling and exchange models widely employed in demographic research overlook the...

Since at least T.H. Marshall, scholars have recognized military service as a form of sacrifice that warrants compensation from the state. Indeed, some see the very genesis of the modern welfare state as compensation for wartime sacrifice. War-widow pensions, expansion of the franchise, and...