Estimating most productive scale size using data envelopment analysis, European J. Oper Res, vol.17, pp.35-44, 1984. ,
Contestable markets and the theory of industry structure, 1982. ,
Estimating the potential gains from mergers, J Prod Anal, vol.23, pp.145-171, 2005. ,
Benefit and distance function, J Econ Theory, vol.70, pp.407-419, 1996. ,
An analysis of economic efficiency in agriculture: a nonparametric approach, J Agr Resource Econ, vol.18, issue.1, pp.1-16, 1993. ,
The performance of public enterprises concepts and measurements, 1984. ,
Addition and efficiency, Quart J Econ, vol.101, pp.861-866, 1986. ,
The convexity assumption in the theory of competitive markets, J Polit Economy, vol.67, issue.4, pp.377-391, 1959. ,
Dynamic measures of scope and scale economies: an application to German agriculture, Amer J Agr Econ, vol.74, pp.329-342, 1992. ,
A free coordination hull approach to efficiency measurement, J Opl Res Soc, vol.55, pp.1059-1063, 2004. ,
Economies of scope in the provision of local public service, Nat Tax J, vol.43, issue.1, pp.61-74, 1990. ,
Research and development at U.S. research universities: an analysis of scope economies. Staff Paper n°487, vol.43, 2005. ,
Largest size-efficient scale and size efficiencies of decision-making units in Data Envelopment Analysis, J Econometrics, vol.46, pp.57-72, 1990. ,
Economies of scope, Amer Econ Rev, vol.71, pp.268-272, 1981. ,
Cost efficiency and scope economies of crop and livestock farms in Missouri, J Agr Appl Econ, vol.38, issue.3, pp.539-553, 2006. ,