[1] London Sch Econ, Econ Hist Dept, London WC2A 2AE, England
[2] Univ Tubingen, Dept Econ, D-72074 Tubingen, Germany
[3] Univ Nottingham, Sch Contemporary Chinese Studies, Nottingham NG8 1BB, England
[4] Univ Melbourne, Sch Hist Studies, Melbourne, Vic 3010, Australia