Achille Jean Jaza FolefackDietrich Darr2021-12-032021-12-032021\Land Use Policy108(2021)105524http://hdl.handle.net/123456789/8460enAgroforestry adoptionTheobroma cacaoCoase theoremShare-croppingBenefit sharingSustainability certificationPayment for ecosystem servicesLand tenurePromoting cocoa agroforestry under conditions of separated ownership of land and trees: Strengthening customary tenure institutions in CameroonArticle