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A new, geometric proof of Shephard's duality theorem
Hackman, Steven T. - In: Journal of economics 46 (1986) 3, pp. 299-304
Persistent link: https://www.econbiz.de/10001048759
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A consistent, reflexive duality framework of production : an application of quasi-concave conjugacy theory
Hackman, Steven T. - In: Journal of economics 49 (1989) 2, pp. 183-198
Persistent link: https://www.econbiz.de/10001081874