1. Wu, De-Min, 1973. "Alternative Tests of Independence Between Stochastic Regressors and Disturbances," Econometrica, Econometric Society, vol. 41(4), pages 733-50, July. [Downloadable!] (restricted)
2. Caves, Douglas W & Christensen, Laurits R, 1980. "Global Properties of Flexible Functional Forms," American Economic Review, American Economic Association, vol. 70(3), pages 422-32, June. [Downloadable!] (restricted)
3. Holthausen, Duncan M, 1976. "Input Choices and Uncertain Demand," American Economic Review, American Economic Association, vol. 66(1), pages 94-103, March.
4. Friedman, Bernard & Pauly, Mark, 1981. "Cost Functions for a Service Firm with Variable Quality and Stochastic Demand: The Case of Hospitals," The Review of Economics and Statistics, MIT Press, vol. 63(4), pages 620-24, November. [Downloadable!] (restricted)
5. Paul L. Joskow, 1980. "The Effects of Competition and Regulation on Hospital Bed Supply and the Reservation Quality of the Hospital," Bell Journal of Economics, The RAND Corporation, vol. 11(2), pages 421-447, Autumn. [Downloadable!] (restricted)
   Other versions:
   • Y. Joskow, 1979. "The Effects of Competition and Regulation on Hospital Bed Supply and the Reservation Quality of the Hospital," Working papers 244, Massachusetts Institute of Technology (MIT), Department of Economics.
6. Vita, Michael G., 1990. "Exploring hospital production relationships with flexible functional forms," Journal of Health Economics, Elsevier, vol. 9(1), pages 1-21, June. [Downloadable!] (restricted)
7. Buse, A, 1992. "The Bias of Instrumental Variable Estimators," Econometrica, Econometric Society, vol. 60(1), pages 173-80, January. [Downloadable!] (restricted)
8. John S. Ying & Theodore E. Keeler, 1991. "Pricing in a Deregulated Environment: The Motor Carrier Experience," RAND Journal of Economics, The RAND Corporation, vol. 22(2), pages 264-273, Summer. [Downloadable!] (restricted)
9. Hausman, Jerry A, 1978. "Specification Tests in Econometrics," Econometrica, Econometric Society, vol. 46(6), pages 1251-71, November. [Downloadable!] (restricted)
10. Vitaliano, Donald F., 1987. "On the estimation of hospital cost functions," Journal of Health Economics, Elsevier, vol. 6(4), pages 305-318, December. [Downloadable!] (restricted)
11. Breusch, T S & Pagan, A R, 1979. "A Simple Test for Heteroscedasticity and Random Coefficient Variation," Econometrica, Econometric Society, vol. 47(5), pages 1287-94, September. [Downloadable!] (restricted)
12. Sheshinski, Eytan & Dreze, Jacques H, 1976. "Demand Fluctuations, Capacity Utilization, and Costs," American Economic Review, American Economic Association, vol. 66(5), pages 731-42, December. [Downloadable!] (restricted)
13. Braeutigam, Ronald R. & Daughety, Andrew F., 1983. "On the estimation of returns to scale using variable cost functions," Economics Letters, Elsevier, vol. 11(1-2), pages 25-31. [Downloadable!] (restricted)
14. John Bound & David A. Jaeger & Regina Baker, 1993. "The Cure Can Be Worse than the Disease: A Cautionary Tale Regarding Instrumental Variables," NBER Technical Working Papers 0137, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
15. Breyer, Friedrich, 1987. "The specification of a hospital cost function : A comment on the recent literature," Journal of Health Economics, Elsevier, vol. 6(2), pages 147-157, June. [Downloadable!] (restricted)
16. Keeler, Theodore E, 1974. "Railroad Costs, Returns to Scale, and Excess Capacity," The Review of Economics and Statistics, MIT Press, vol. 56(2), pages 201-08, May. [Downloadable!] (restricted)
17. Nelson, Charles R & Startz, Richard, 1990. "Some Further Results on the Exact Small Sample Properties of the Instrumental Variable Estimator," Econometrica, Econometric Society, vol. 58(4), pages 967-76, July. [Downloadable!] (restricted)
    Other versions:
    • Nelson, C. & Startz, R., 1988. "Some Furthere Results On The Exact Small Sample Properties Of The Instrumental Variable Estimator," Working Papers 88-06, University of Washington, Department of Economics.
    • Nelson, C. & Startz, R., 1988. "Some Furthere Results On The Exact Small Sample Properties Of The Instrumental Variable Estimator," Discussion Papers in Economics at the University of Washington 88-06, Department of Economics at the University of Washington.
    • Charles R. Nelson & Richard Startz, 1988. "Some Further Results on the Exact Small Sample Properties of the Instrumental Variable Estimator," NBER Technical Working Papers 0068, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)

Cited by:
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1. 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!]
2. Martin Gaynor & William B. Vogt, 1999. "Antitrust and Competition in Health Care Markets," NBER Working Papers 7112, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
   Other versions:
   • Martin Gaynor & William B. Vogt, . "Antitrust and Competition in Health Care Markets," GSIA Working Papers 1999-E29, Carnegie Mellon University, Tepper School of Business. [Downloadable!]
   • Gaynor, Martin & Vogt, William B., 2000. "Antitrust and competition in health care markets," Handbook of Health Economics, in: A. J. Culyer & J. P. Newhouse (ed.), Handbook of Health Economics, edition 1, volume 1, chapter 27, pages 1405-1487 Elsevier. [Downloadable!] (restricted)
3. Martin Gaynor & Deborah Haas-Wilson, 1998. "Change, Consolidation, and Competition in Health Care Markets," NBER Working Papers 6701, National Bureau of Economic Research, Inc. [Downloadable!] (restricted)
   Other versions:
   • Martin Gaynor & Deborah Haas-Wilson, 1998. "Change, Consolidation, and Competition in Health Care Markets," HEW 9809001, EconWPA. [Downloadable!]
   • Martin Gaynor & Deborah Haas-Wilson, . "Change, Consolidation, and Competition in Health Care Markets," GSIA Working Papers 1999-E31, Carnegie Mellon University, Tepper School of Business. [Downloadable!]
   • Martin Gaynor & Deborah Haas-Wilson, 1999. "Change, Consolidation, and Competition in Health Care Markets," Journal of Economic Perspectives, American Economic Association, vol. 13(1), pages 141-164, Winter. [Downloadable!] (restricted)
4. Jon Magnussen, Lee Rivers Mobley, 1999. "The Impact of Market Environment on Excess Capacity and the Cost of an Empty Hospital Bed," International Journal of the Economics of Business, Taylor and Francis Journals, vol. 6(3), pages 383-398, November. [Downloadable!] (restricted)