Berck, Peter; Geoghegan, Jacqueline; Stohs, Stephen - In: American Journal of Agricultural Economics 82 (2000) 4, pp. 948-955
An implication of the von Liebig hypothesis is that crop-production functions have right-angle isoquants. This article presents a nonparametric estimation of right-angle isoquant production functions. It then describes a new test for right-angle isoquants. The procedures are used to test...
