Land KC, CAK Lovell and S Thore (1994). “Productive Efficiency under Capitalism and State Socialism – an Empirical Inquiry Using Chance-Constrained Data Envelopment Analysis.” Technological Forecasting and Social Change 4: 139-152.
Land KC, CAK Lovell and S Thore (1994). “Productive Efficiency under Capitalism and State Socialism – an Empirical Inquiry Using Chance-Constrained Data Envelopment Analysis.” Technological Forecasting and Social Change 4: 139-152.