1. Mehdi Farsi & Massimo Filippini & Michael Kuenzle, 2005. "Unobserved heterogeneity in stochastic cost frontier models: an application to Swiss nursing homes," Applied Economics, Taylor and Francis Journals, vol. 37(18), pages 2127-2141, October. [Downloadable!] (restricted)
2. R. G. Evans, 1971. "'Behavioural' Cost Functions for Hospitals," Canadian Journal of Economics, Canadian Economics Association, vol. 4(2), pages 198-215, May.
3. Douglas W. Caves & Laurits R. Christensen & Michael W. Tretheway, 1984. "Economies of Density versus Economies of Scale: Why Trunk and Local Service Airline Costs Differ," RAND Journal of Economics, The RAND Corporation, vol. 15(4), pages 471-489, Winter. [Downloadable!] (restricted)
4. Aigner, Dennis & Lovell, C. A. Knox & Schmidt, Peter, 1977. "Formulation and estimation of stochastic frontier production function models," Journal of Econometrics, Elsevier, vol. 6(1), pages 21-37, July. [Downloadable!] (restricted)
5. Wheelock, David C. & Wilson, Paul W., 2001. "New evidence on returns to scale and product mix among U.S. commercial banks," Journal of Monetary Economics, Elsevier, vol. 47(3), pages 653-674, June. [Downloadable!] (restricted)
   Other versions:
   • David C. Wheelock & Paul W. Wilson, 1997. "New evidence on returns to scale and product mix among U.S. commercial banks," Working Papers 1997-003, Federal Reserve Bank of St. Louis. [Downloadable!]
6. Mehdi Farsi & Massimo Filippini & William Greene, 2005. "Efficiency Measurement in Network Industries: Application to the Swiss Railway Companies," Journal of Regulatory Economics, Springer, vol. 28(1), pages 69-90, 07. [Downloadable!] (restricted)
7. Guyomard, Herve & Vermersch, Dominique, 1989. "Derivation of long-run factor demands from short-run responses," Agricultural Economics, Blackwell, vol. 3(3), pages 213-230, October. [Downloadable!] (restricted)
8. Mehdi Farsi & Massimo Filippini, 2006. "An Analysis of Efficiency and Productivity in Swiss Hospitals," Swiss Journal of Economics and Statistics (SJES), Swiss Society of Economics and Statistics (SSES), vol. 142(I), pages 1-37, March. [Downloadable!]
9. Cinzia Daraio & Leopold Simar, 2003. "Introducing Environmental Variables in Nonparametric Frontier Models: a Probabilistic Approach," LEM Papers Series 2003/17, Laboratory of Economics and Management (LEM), Sant'Anna School of Advanced Studies, Pisa, Italy. [Downloadable!]
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   • Cinzia Daraio & Léopold Simar, 2005. "Introducing Environmental Variables in Nonparametric Frontier Models: a Probabilistic Approach," Journal of Productivity Analysis, Springer, vol. 24(1), pages 93-121, 09. [Downloadable!] (restricted)
10. Bhattacharyya, Arunava & Harris, Thomas R. & Narayanan, Rangesan & Raffiee, Kambiz, 1995. "Specification and estimation of the effect of ownership on the economic efficiency of the water utilities," Regional Science and Urban Economics, Elsevier, vol. 25(6), pages 759-784, December. [Downloadable!] (restricted)
11. Antonioli, B. & Filippini, M., 2001. "The use of a variable cost function in the regulation of the Italian water industry," Utilities Policy, Elsevier, vol. 10(3-4), pages 181-187. [Downloadable!] (restricted)
12. Mehdi Farsi & Massimo Filippini & Michael Kuenzle, 2006. "Cost Efficiency in Regional Bus Companies: An Application of Alternative Stochastic Frontier Models," Journal of Transport Economics and Policy, London School of Economics and University of Bath, vol. 40(1), pages 95-118, January. [Downloadable!] (restricted)
13. McAllister, Patrick H. & McManus, Douglas, 1993. "Resolving the scale efficiency puzzle in banking," Journal of Banking & Finance, Elsevier, vol. 17(2-3), pages 389-405, April. [Downloadable!] (restricted)
14. Youn Kim, H. & Clark, Robert M., 1988. "Economies of scale and scope in water supply," Regional Science and Urban Economics, Elsevier, vol. 18(4), pages 479-502, November. [Downloadable!] (restricted)
15. Bauer, Paul W. & Berger, Allen N. & Ferrier, Gary D. & Humphrey, David B., 1998. "Consistency Conditions for Regulatory Analysis of Financial Institutions: A Comparison of Frontier Efficiency Methods," Journal of Economics and Business, Elsevier, vol. 50(2), pages 85-114, March. [Downloadable!] (restricted)
    Other versions:
    • Paul W. Bauer & Allen N. Berger & Gary D. Ferrier & David B. Humphrey, 1997. "Consistency conditions for regulatory analysis of financial institutions: a comparison of frontier efficiency methods," Finance and Economics Discussion Series 1997-50, Board of Governors of the Federal Reserve System (U.S.). [Downloadable!]
16. Pitt, Mark M. & Lee, Lung-Fei, 1981. "The measurement and sources of technical inefficiency in the Indonesian weaving industry," Journal of Development Economics, Elsevier, vol. 9(1), pages 43-64, August. [Downloadable!] (restricted)
17. Filippini, Massimo & Hrovatin, Nevenka & Zoric, Jelena, 2004. "Efficiency and regulation of the Slovenian electricity distribution companies," Energy Policy, Elsevier, vol. 32(3), pages 335-344, February. [Downloadable!] (restricted)
18. Paola Fabbri & Giovanni Fraquelli, 2000. "Costs and Structure of Technology in the Italian Water Industry," Empirica, Springer, vol. 27(1), pages 65-82, March. [Downloadable!] (restricted)
19. Schmidt, Peter & Sickles, Robin C, 1984. "Production Frontiers and Panel Data," Journal of Business & Economic Statistics, American Statistical Association, vol. 2(4), pages 367-74, October.
20. Paul W. Wilson & Kathleen Carey, 2004. "Nonparametric analysis of returns to scale in the US hospital industry," Journal of Applied Econometrics, John Wiley & Sons, Ltd., vol. 19(4), pages 505-524. [Downloadable!]

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1. Angel Prieto & José L. Zofio & Inmaculada Alvarez, 2009. "Economies of scale, density and scope in public provision of basic local infraestructure," Hacienda Pública Española, IEF, vol. 190(3), pages 59-94, September. [Downloadable!]
2. Jorge Guardiola & Francisco González-Gómez & Miguel A. García-Rubio, 2008. "Is the time dimension really important in research into contracting out?," FEG Working Paper Series 08/02, Faculty of Economics and Business (University of Granada). [Downloadable!]