A dual measure of economies of scope
Gholamreza Hajargasht (),
Timothy Coelli () and
D.S. Prasada Rao
Economics Letters, 2008, vol. 100, issue 2, 185-188
A derivative-based measure of economies of scope is obtained by exploiting the duality between the shadow cost function and the input distance function. This is a useful measure when the econometric estimation of a cost function is not viable.
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Working Paper: A Dual Measure of Economies of Scope (2006)
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