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The existence of input and output aggregates in aggregate production functions ; rev. version of UBC discussion paper no. 83,34
Blackorby, Charles, (1986)
Methodologies for comparisons of agricultural output, input, and productivity : a review and synthesis
Capalbo, Susan M., (1991)
Quantitative theory and econometrics
King, Robert G., (1995)
Necessary and sufficient conditions for factor price equalization
Testing for the existence of input aggregates in an economy production function