Tsutsui, Miki; Tone, Kaoru; Yoshida, Yuichiro - National Graduate Institute for Policy Studies (GRIPS) - 2009
This study introduces a new scheme of data envelopment analysis (DEA) named cost gradient measure (CGM) to evaluate … technical efficiency. In this model, we can obtain more cost conscious technical efficiency than those by other traditional DEA … models such as CCR[7] and slacks-based measure (SBM) [19]. In addition, the CGM can avoid shortcomings of these traditional …