Leibenstein H and S Maital (1992). “Empirical Estimation and Partitioning of X-Inefficiency: A Data-Envelopment Approach.” American Economic Review 82(2): 428-433.
Leibenstein H and S Maital (1992). “Empirical Estimation and Partitioning of X-Inefficiency: A Data-Envelopment Approach.” American Economic Review 82(2): 428-433.