References
- Charnes A, Cooper WW, Rhodes E. Measuring the efficiency of decision making units. Eur J Oper Res. 1978;2:429–444.
- Banker RD, Charnes A, Cooper WW. Some models for estimating technical and scale inefficiencies in data envelopment analysis. Manage Sci. 1984;30:1078–1092.
- Charnes A, Cooper WW, Seiford L, et al. A multiplicative model for efficiency analysis. Socio-Economic Planning Sci. 1982;2:223–224.
- Banker RD, Maindiratta A. Piecewise loglinear estimation of efficient production surfaces. Manage Sci. 1986;32:126–135.
- Färe R, Grosskopf S, Njinkeu D. On piecewise reference technologies. Manage Sci. 1988;34:1507–1511.
- Post T. Transconcave data envelopment analysis. European Journal of Operational Research. 2001;132(2):374–389.
- Aczél J. On mean values. Bull Am Math Soc. 1948;54:392–400.
- Avriel M. R-convex functions. Math Program. 1972;2:309–323.
- Ben-Tal A. On generalized means and generalized convex functions. J Optim Theory Appl. 1977;21(1):1–13.
- Boussemart J-P, Briec W, Peypoch N, et al. α-returns to scale and multi-output production technologies. Eur J Oper Res. 2009;197:332–339.
- Briec W, Horvath CD. A B-convex production model for evaluating performance of firms. J Math Anal Appl. 2009;355:131–144.
- Briec W, Liang QB. On some semilattice structures for production technologies. Eur J Oper Res. 2011;215:740–749.
- Shephard RW. Cost and production functions. Princeton: Princeton University Press; 1953.
- Farrell MJ. The measurement of productive efficiency. J R Stat Soc. 1957;120:253–281.
- Debreu G. The coefficient of resource utilization. Econometrica. 1951;19:273–292.
- Banker RD, Morey RC. Efficiency analysis for exogenously fixed inputs and outputs. Oper Res. 1986;34(4):513–521.
- Deprins D, Simar L, Tulkens H. Measuring labour efficiency in post offices. In: Marchand M, Pestieau P, Tulkens H, editors. 1984. North-Holland, Amsterdam: The Performance of Public Enterprises; 1984. p. 243–267.
- Tulkens H, Vanden Eeckaut P. Non-frontier measures of efficiency, progress and regress for time series data. Int J Prod Econ. 2001;39(1–2):83–97.
- Podinovski V. Selective convexity in DEA models. Eur J Oper Res. 2005;161(2):552–563.
- Briec W, Horvath CD. B-convexity. Optimization. 2004;53:103–127.
- Briec W. Some remarks on an idempotent and non-associative convex structure. J Convex Anal. 2015;22:259–289.
- Adilov G, Yesilce I. B−1-convex sets and B−1-measurable maps. Numer Funct Anal Optim. 2012;33:131–141.
- Adilov G, Rubinov AM. B-convex sets and functions. Numer Funct Anal Optim. 2006;27:237–257.
- Hardy GH, Littlewood JE, Polya G. Inequalities. London: Cambridge University Press; 1934.