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Sengupta JK (1987). “Data Envelopment Analysis for Efficiency Measurement in the Stochastic Case.” Computer and Operations Research 1: 117-129.

Sengupta JK (1987). “Efficiency Measurement in Non-Market Systems through Data Envelopment Analysis.” Int J Syst Sci 18(12): 2279-2304.

Sengupta JK (1987). “Production Frontier Estimation to Measure Efficiency: A Critical Evaluation in Light of Data Envelopment Analysis.” Managerial and Decision Economics 8(2): 93-99.

Sengupta JK (1988). “The Active Approach of Stochastic Optimisation with New Applications.” in Sengupta JK and G Kkadekodi (eds.) Econometrics of Planning and Efficiencydordrecht, Kluwer Academic Publishers: 93-108.

Sengupta JK (1988). “Efficiency Comparisons in Input-Output Systems.” Int J Syst Sci 1: 1085-1094.

Sengupta JK (1988). “The Measurement of Productive Efficiency: A Robust Minimax Approach.” Managerial and Decision Economics 9(2): 153-161.

Sengupta JK (1988). “On a Criterion of Infinite-Horizon Efficiency.” J Economic Theory 4: 409-413.

Sengupta JK (1988). “Recent Nonparametric Measures of Productive Efficiency.” in Sengupta JK and GK Kadekodi (eds.) Econometrics of Planning and Efficiency, Kluwer: 169-193.

Sengupta JK (1988). “A Robust Approach to the Measurement of Farrell Efficiency.” Appl Econ 2: 273-283.