Tree crops have changed land tenure in Africa. Farmers have acquired more permanent, alienable rights, but have also faced disputes with competing claimants and the state. I show that the introduction of Para rubber had similar effects in the Benin region of colonial Nigeria. Farmers initially...

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...