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2. Capital labour substitution and economic efficiency;Arrow;Review of Economics and Statistics,1961
3. Reconciling alternative estimates of the elasticity of substitution, mimeo;Berndt,1974
4. The translog function and the substitution of equipment, structures, and labour in U.S. manufacturing;Berndt;Journal of Econometrics,1973
5. Estimation and hypothesis testing in singular equation systems with autoregressive disturbances;Berndt,1974