Measuring the change in R&D efficiency of the Japanese pharmaceutical industry
This paper presents a data envelopment analysis (DEA)/Malmquist index methodology for measuring the change in R&D efficiency at both firm and industry levels. Letting each of ten firms in each year be a separate decision-making unit, and employing one input and three outputs in a DEA case of R&D activity input-output lag, we measure "total factor R&D efficiency" change of Japanese pharmaceutical firms for decade 1983-1992 as defined by the period of R&D input. Decomposing Malmquist index into catch-up and frontier shift components and using "cumulative indices" proposed in this study, we evaluate R&D efficiency change for each firm and empirically show that R&D efficiency of Japanese pharmaceutical industry has almost monotonically gotten worse throughout the study decade.
Year of publication: |
2008
|
---|---|
Authors: | Hashimoto, Akihiro ; Haneda, Shoko |
Published in: |
Research Policy. - Elsevier, ISSN 0048-7333. - Vol. 37.2008, 10, p. 1829-1836
|
Publisher: |
Elsevier |
Keywords: | R&D efficiency change Data envelopment analysis Malmquist index Japanese pharmaceutical industry |
Saved in:
Online Resource
Saved in favorites
Similar items by person
-
Evaluating shifts in Japan's quality-of-life
Hashimoto, Akihiro, (2009)
-
Quantitative evaluation of nation stability
Tsuneyoshi, Takao, (2012)
-
Haneda, Shoko, (2012)
- More ...