1Caves D.W., Christensen L.R., Diewert W.E.The Economic Theory of Index Numbers and the Measurement of Input, Output, and Productivity [J].Ecnnometrica,1982(6).
2Fare R, Gross KopfS, Norris M. Productivity Growth, Technical Progress and Efficiency Changes in Industrialized Countries[J]. American Economic Review,1994(84).
3Charles A, Cooper W, Rhodes E. Measuring the efficiency of decision-making units[J].European Journal of Operational Research, 1978, 2(4): 429- 444.