共 3 条
[1]
Technological Change, Depletion, and the U.S. Petroleum Industry[J] . John T. Cuddington,Diana L. Moss.The American Economic Review . 2001 (4)
[2]
Estimators and hypothesis tests for a stochastic frontier function: A Monte Carlo analysis[J] . Tim Coelli.Journal of Productivity Analysis . 1995 (3)
[3]
Patent Statistics as Economic Indicators: A Survey[J] . Zvi Griliches.Journal of Economic Literature . 1990 (4)