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Estimation of demand systems generated by the Gorman polar form, a generalization of the S-branch utility tree
Blackorby, Charles, (1978)
Proportional Budgeting and Decentralization.
Blackorby, Charles, (1995)
The Morishima Elasticity of Substitution; Symmetry, Constancy, Separability, and Its Relationship to the Hicks and Allen Elasticities.
Blackorby, Charles, (1981)