Takeshima, Hiroyuki; Adeoti, Adetola I.; Salau, Sheu - In: African Journal of Agricultural and Resource Economics 06 (2011) 2
This article empirically assesses the effect of unobserved transaction costs for Nigerian farmers when investing in irrigation pumps. The unobserved stochastic threshold (UST) model popularly used in labor economics literature is applied, and is compared with two models, the Tobit and the...