Govereh, Jones; Jayne, T.S. - In: Agricultural Economics of Agricultural Economists 28 (2003) 1
effects using the case of cotton in Gokwe North District in Zimbabwe. Analysis is based on instrumental variable analysis of … locational differences-households engaging intensively in cotton production obtain higher grain yields than non-cotton and … marginal cotton producers. We also find evidence of regional spill-over effects whereby commercialisation schemes induce second …