Fukuyama H and WL Weber (2003). “Modeling Input Allocative Efficiency Via Distance and Quasi-Distance Functions.” J Oper Res Soc JPN 46(3): 264-285.
Fukuyama H and WL Weber (2003). “Modeling Input Allocative Efficiency Via Distance and Quasi-Distance Functions.” J Oper Res Soc JPN 46(3): 264-285.