机译:信息不对称下农民的种子选择行为:来自中国玉米种植的证据
School of Agricultural Economics and Rural Development, Renmin University of China, Beijing 100872, P.R.China;
Center for Chinese Agricultural Policy, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing 100101, P.R.China;
China's Center for Agricultural Policy, School of Advanced Agricultural Sciences, Peking University, Beijing 100871, P.R.China;
School of Economics, Central University of Finance and Economics, Beijing 100081, P.R.China;
College of Economics and Management, Nanjing Agricultural University, Nanjing 210095, P.R.China;