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A non-substitution theorem with non-constant returns to scale and externalities
Fujimoto, Takao, (2005)
Decompositions of profitability change using cost functions
Diewert, Walter E., (2010)
A NON-SUBSTITUTION THEOREM WITH NON-CONSTANT RETURNS TO SCALE AND EXTERNALITIES
A complete characterization of economies with the nonsubstitution property
Fujimoto, Takao, (2003)