Political Centralization in Pre-Colonial Africa
---- Acknowledgments ----
We are greatly indebted to Jan Vansina for his encouragement and suggestions and to Daron Acemoglu and particularly James Fenske for their comments. We also thank Gérard Roland, Gylfi Zoega and an anonymous referee. This paper was written in honor of Thrainn Eggertsson on the occasion of his retirement from the University of Iceland. Any of us who have worked on institutions owe a great debt to his original and pathbreaking research. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.