Agricultural Productivity in Past Societies: Toward an Empirically Informed Model for Testing Cultural Evolutionary Hypotheses (PDF)

Thomas E. Currie, Amy Bogaard, Rudolf Cesaretti, Neil R. Edwards, Pieter François, Phillip B. Holden, Daniel Hoyer, Andrey Korotayev, Joe Manning, Juan Carlos Moreno Garcia, Oluwole K. Oyebamiji, Cameron Petrie, Peter Turchin, Harvey Whitehouse, and Alice Williams (2015). Cliodynamics: The Journal of Quantitative History and Cultural Evolution 6(1), pp. 24-56.

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Seshat: The Global History Databank (PDF)

Peter Turchin, Rob Brennan, Thomas E. Currie, Kevin C. Feeney, Pieter François, Daniel Hoyer, J. G. Manning, Arkadiusz Marciniak, Daniel Mullins, Alessio Palmisano, Peter Peregrine, Edward A. L. Turner, and Harvey Whitehouse (2015). Cliodynamics: The Journal of Quantitative History and Cultural Evolution 6(1), pp. 77-107.

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