Masami Asai
『PICMET』 2014 Proceeding 2558-2586 （2014/07/30）
Some indexes of R&D productivity have existed such as sales vs. R&D expense, operating income vs. R&D expense, and they are used for relative evaluation among competitor…
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CARVALHO,Vasco M. : Makoto Nirei : Yukiko Saito
RIETI Discussion Paper 14-E-035 Research Institute of Economy, Trade and Industry (RIETI) （2014/06/30）
This paper quantifies the spillover effect of exogenous shocks, such as earthquakes, on other firms through the supply chain network. Combining micro data on inter-firm transaction networks and geographic information systems, we examine firms' sales growth and transaction relationships outside the tsunami-hit areas before and after the…
Yamauchi, Isamu : Sadao Nagaoka
WP#14-05 Hitotsubashi University IIR （2014/06/26）
We investigate how a deferred patent examination system promotes ex-ante screening of patent applications, which reduces both the number of granted patents and the use of economic resources for examinations, without reducing the return from R&D. Based on a real option theory, we develop a model of examination request behaviors. Exploit…
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Matsushima, Kazunari : Yaichi Aoshima
WP#14-04 Hitotsubashi University IIR （2014/06/23）
Innovation creating economic values has become a vital issue due to severe global competition. Given such a circumstance, government funding has flowed not only into pu…
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Tamura, Masaoki
WP#14-03 Hitotsubashi University IIR （2014/06/18）
This article theoretically evaluates the drug pricing policy in Japan and suggest an alternative more efficient policy. The Japanese current pricing rule “R2 rule” cause…
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Nishiguchi, Toshihiro: Motoko Tsujita
WP#13-28 (in Japanese) Hitotsubashi University IIR （2014/03/31）
IIR Working Paper
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Jiang, Hong Xiang: Toshihiro Nishiguchi: Motoko Tsujita
WP#13-27 (in Japanese) Hitotsubashi University IIR （2014/03/30）
IIR Working Paper
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Nishiguchi, Toshihiro: Motoko Tsujita
WP#13-26 Hitotsubashi University IIR （2014/03/28）
Exploring small worlds in social networks using big data has been all the rage. But true estimates of how they actually work have been fraught with technical difficultie…
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Sekai Keizai Hyoron (World Economic Review) Vol. 58, No. 2, pp. 17-21 (in Japanese) （2014/03/20）
Author: Nishiguchi, Toshihiro
General Article
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Aoki, Shuhei: Megumi Kimura
WP#13-24 Hitotsubashi University IIR （2014/03/10）
In Japan, as in many developed countries, the government's agencies for science have implemented several reforms to the scienti c research system, which has concentrated research resources in the top research universities. However, the growth of research papers has stagnated in Japan during the 2000s. To analyze the reason for this, th…
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Nagaoka, Sadao : Hideo Owan
WP#13-23 Hitotsubashi University IIR （2014/02/28）
This paper examines what drives author ordering in scientific research. We first discuss a theoretical framework for the choice between alphabetical ordering and relativ…
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Roberto Fontana:Nuvolari, Alessandro:Shimizu, Hiroshi:Vezzulli, Andrea
『Research Policy』 Vol. 42 (10) pp.1780-1792 （2013/12/01）
Akaike, Shinichi
『The Journal of Science Policy and Research Management』 Vol.28 No.1 pp. 76-83 （2013/10/01）
The key of ‘Science of Science, Technology and Innovation Policy’ is to connect policy formation and policy studies. Process and knowledge structure of policy formatio…
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Galasso, Alberto : Mark Schankerman
WP#13-16 Hitotsubashi University IIR （2013/08/20）
Cumulative innovation is central to economic growth. Do patent rights facilitate or impede such follow-on innovation? This paper studies the causal effect of removing patent protection through court invalidation on subsequent research related to the focal patent, as measured by later citations. We exploit random allocation of judges a…
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LEE, Keun : Kineung CHOO : Minho Yoon
WP#13-15 Hitotsubashi University IIR （2013/08/19）
Given the increasing significance of knowledge spillovers in innovation, this study investigates and compares knowledge spillovers from arm’s length firms in the industr…
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Kitano, Taiju
RIETI Discussion Paper 13-E-059 Research Institute of Economy, Trade and Industry (RIETI) （2013/06/30）
The US government criticized Japanese environmental policies, which promoted eco-friendly car (eco-car) purchases via measures such as tax exemptions and subsidies, as disguised forms of protection by arguing that the fuel economy standard for the subsidy qualification was designed to be more beneficial to domestic firms. This paper ex…
Fontana, Roberto: Alessandro Nuvolari: Hiroshi Shimizu: Andrea Vezzulli
Working Papers 2013/09, Department of Economics at the School of Economics and Management (ISEG), Technical University of Lisbon （2013/06/01）
Nicholas, Tom: Hiroshi Shimizu
『Business History Review』 Vol.87 (Spring) pp.121-149 （2013/05/25）
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Murayama, Kota : Makoto Nirei : Hiroshi Shimizu
WP#13-13 Hitotsubashi University IIR （2013/05/13）
This study investigates the impact of management style on research performance in science. If a managerial role is played by a leading scientist in the research team, that is considered management-research integration. If not, we consider that management and research are separated. We found that separating the managerial and research r…
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Yamauchi, Isamu : Sadao Nagaoka
WP#13-12 Hitotsubashi University IIR （2013/05/07）
This paper investigates the effects of outsourcing of prior art search on the efficiency of patent examination, using a large scale Japanese patent examination data. Out…
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