Dessie, Abebe Birara; Abate, Tadie Mirie; Adane, … - In: Journal of economic structures : JES; the official … 9 (2020) 18, pp. 1-14
Ethiopia is one of the east African countries which produce and exports various spices to other countries. Black cumin … purpose makes the best alternative crop for small holder farmers in Ethiopia. In spite of its importance, not much has been … done to improve its production and productivity in Ethiopia. Therefore, this research was designed to examining efficiency …