Returns to spending on agricultural extension: the case of the National Agricultural Advisory Services (NAADS) program of Uganda

Samuel Benin, Ephraim Nkonya, Geresom Okecho, Josee Randriamamonjy, Edward Kato, Geofrey Lubade and Miriam Kyotalimye

Agricultural Economics 42 ( 2 ): 249 - 267 , 2011