I show how abundant land and scarce labor shaped African institutions before colonial rule. I present a model in which exogenous suitability of the land for agriculture and endogenously evolving population determine the existence of land rights, slavery, and polygyny. I then use crosssectional...

We show new evidence that the consequences of historical warfare for state development differ for Sub-Saharan Africa. We identify the locations of more than 1,600 conflicts in Africa, Asia, and Europe from 1400 to 1799. We find that historical warfare predicts common-interest states defined by...