GRIPS 政策研究センター Policy Research Center

客員研究員

2013/6/17 Report No:13-10

How to deal with S-shaped curve in DEA

著者
  • 刀根 薫政策研究大学院大学
  • 筒井 美樹電力中央研究所
言語 英語
要旨

In DEA we are often puzzled by the big difference in CRS and VRS scores, and by the convex production possibility set syndrome in spite of the S-shaped curve often observed in many real data. In this paper we perform a challenge to these subjects.

キーワード Data envelopment analysis, S-shaped curve, CRS, VRS, scale elasticity, SAS
添付ファイル 13-10.pdf