00723nam0-22002531i-450-990003212380403321000321238FED01000321238(Aleph)000321238FED0100032123820000920d--------km-y0itay50------baitaITSurplus Labour and Productivity in Chinese AgricultureEvidence from Household Survey DataSarah CookIDS working papers43Cook,SarahITUNINARICAUNIMARCBK990003212380403321PaperSESSESSurplus Labour and Productivity in Chinese Agriculture453824UNINAING01