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A dual measure of economies of scope

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Author Info
Hajargasht, Gholamreza
Coelli, Tim
Rao, D.S. Prasada

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Abstract

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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File URL: http://www.sciencedirect.com/science/article/B6V84-4RNJ8K8-4/1/03dff28da4a29c89daade93cd038dda2
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Publisher Info
Article provided by Elsevier in its journal Economics Letters.

Volume (Year): 100 (2008)
Issue (Month): 2 (August)
Pages: 185-188
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Handle: RePEc:eee:ecolet:v:100:y:2008:i:2:p:185-188

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Please report citation or reference errors to , or , if you are the registered author of the cited work, log in to your RePEc Author Service profile, click on "citations" and make appropriate adjustments.:
  1. Harry Bloch & Gary Madden & Scott Savage, 2001. "Economies of Scale and Scope in Australian Telecommunications," Review of Industrial Organization, Springer, vol. 18(2), pages 219-227, March. [Downloadable!] (restricted)
    Other versions:
  2. Coelli, Tim & Fleming, Euan, 2004. "Diversification economies and specialisation efficiencies in a mixed food and coffee smallholder farming system in Papua New Guinea," Agricultural Economics, Blackwell, vol. 31(2-3), pages 229-239, December. [Downloadable!] (restricted)
    Other versions:
  3. Rezvanian, Rasoul & Mehdian, Seyed, 2002. "An examination of cost structure and production performance of commercial banks in Singapore," Journal of Banking & Finance, Elsevier, vol. 26(1), pages 79-98, January. [Downloadable!] (restricted)
  4. Songqing Jin & Scott Rozelle & Julian Alston & Jikun Huang, 2005. "Economies Of Scale And Scope And The Economic Efficiency Of China'S Agricultural Research System," International Economic Review, Department of Economics, University of Pennsylvania and Osaka University Institute of Social and Economic Research Association, vol. 46(3), pages 1033-1057, 08. [Downloadable!] (restricted)
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  5. O'Donnell, Christopher J. & Coelli, Timothy J., 2005. "A Bayesian approach to imposing curvature on distance functions," Journal of Econometrics, Elsevier, vol. 126(2), pages 493-523, June. [Downloadable!] (restricted)
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  6. David N. Laband & Bernard F. Lentz, 2003. "New Estimates of Economies of Scale and Scope in Higher Education," Southern Economic Journal, Southern Economic Association, vol. 70(1), pages 172-183, July.
  7. Catherine J. Morrison Paul & Warren E. Johnston & Gerald A. G. Frengley, 2000. "Efficiency in New Zealand Sheep and Beef Farming: The Impacts of Regulatory Reform," The Review of Economics and Statistics, MIT Press, vol. 82(2), pages 325-337, May. [Downloadable!] (restricted)
  8. Panzar, John C & Willig, Robert D, 1981. "Economies of Scope," American Economic Review, American Economic Association, vol. 71(2), pages 268-72, May. [Downloadable!] (restricted)
  9. Atkinson, Scott E. & Primont, Daniel, 2002. "Stochastic estimation of firm technology, inefficiency, and productivity growth using shadow cost and distance functions," Journal of Econometrics, Elsevier, vol. 108(2), pages 203-225, June. [Downloadable!] (restricted)
  10. Takanori Ida & Tetsuya Kuwahara, 2004. "Yardstick Cost Comparison and Economies of Scale and Scope in Japan's Electric Power Industry," Asian Economic Journal, East Asian Economic Association, vol. 18(4), pages 423-438, December. [Downloadable!] (restricted)
  11. Ivaldi, M & McCullough, G J, 2001. "Density and Integration Effects on Class I U.S. Freight Railroads," Journal of Regulatory Economics, Springer, vol. 19(2), pages 161-82, March. [Downloadable!] (restricted)
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  12. Blackorby, Charles & Russell, R Robert, 1981. "The Morishima Elasticity of Substitution; Symmetry, Constancy, Separability, and Its Relationship to the Hicks and Allen Elasticities," Review of Economic Studies, Blackwell Publishing, vol. 48(1), pages 147-58, January. [Downloadable!] (restricted)
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