Narrow search
Showing 1 - 4 of 4
Cover Image
A parametric approach to efficiency measurement using a flexible profit function
Kumbhakar, Subal - In: Southern economic journal 63 (1996) 2, pp. 473-487
Persistent link: https://www.econbiz.de/10001213864
Cover Image
A reexamination of returns to scale, density and technical progress in US airlines
Kumbhakar, Subal - In: Southern economic journal 57 (1990) 2, pp. 428-442
Persistent link: https://www.econbiz.de/10001095905
Cover Image
Public and private capital productivity puzzle : a nonparametric approach
Henderson, Daniel J.; Kumbhakar, Subal - In: Southern economic journal 73 (2006) 1, pp. 219-232
Persistent link: https://www.econbiz.de/10003353922
Cover Image
Proxy variable estimation of productivity and efficiency
Tsionas, Efthymios G.; Kumbhakar, Subal - In: Southern economic journal 89 (2023) 3, pp. 885-923
Persistent link: https://www.econbiz.de/10014309037