To better understand the role of taxation in the emergence of states, this article presents an incomplete contract model of an agricultural society in which information asymmetries cause inefficient taxation, and hence outmigration, uprisings, and rent-seeking, but also urbanization. We propose...

We provide a theoretical model linking limits to the observability of soil quality to state rulers' ability to tax agricultural output, which leads to a higher political fragmentation. We introduce a spatial measure to quantify state planners' observability in an agricultural society. The model...