Kumbhakar, Subal; Lien, Gudbrand; Hardaker, J. - In: Journal of Productivity Analysis 41 (2014) 2, pp. 321-337
Estimation of technical efficiency is widely used in empirical research using both cross-sectional and panel data. Although several stochastic frontier models for panel data are available, only a few of them are normally applied in empirical research. In this article we chose a broad selection...