The measurement of scope economies using multi-product composite cost function

Konno, Yukiko
WP#16-05 Hitotsubashi University IIR （2016/04/08）

This study employs a multi-product composite cost function to examine whether the major Japanese general contractors obtain scope economies by diversification. The analysis results indicate that the contractors do not obtain scope economies by the sector and client diversification.

Claim Length as a Value Predictor of a Patent

Okada, Yoshimi : Yusuke Naito : Sadao Nagaoka
WP#16-04 Hitotsubashi University IIR （2016/04/07）

The claim of a patent defines the scope of patent right and provides crucial information on patent value. However, most empirical research uses only the number of claims as an indicator of patent value. We show that the breadth of a claim of Japanese patents, measured by the inverse of claim length, has significant explanatory power fo…

"Can You Teach a Lion to Roar?" Selected African Skills Development and Capacity Building Perspectives: Breaking Down Old Paradigms and Creating New Opportunities

Dumisani Magadlela
WP#16-03 Hitotsubashi University IIR （2016/03/31）

This research paper explores selected sub-Saharan African skills development and capacity building priorities needed for the sub-continent to achieve its growth targets …

The Changing Networks of the Wenzhou Apparel Industry: Descriptive Features and Cluster Analysis

Nishiguchi, Toshihiro: Motoko Tsujita
WP#16-02 (in Japanese) Hitotsubashi University IIR （2016/03/22）

Brand Royalty and Generic Competition

Wan, Yunyun(Jiangyun)
WP#16-01 Hitotsubashi University IIR （2016/01/13）

Facing generic competition, a brand-name drug company sometimes launches its own generic called an "authorized generic"(AG) through a third-party entity. If an authorized party transfers a substantial part of its profits to the brand-name drug company, the letter's total profit increases as a result and every branded drug that comes of…

Can the Wenzhou Model That Has Led Spontaneous Capitalism in China Outgrow Itself?: The Prosperity and Limits of Wenzhou Firms’ Community Capital

Nishiguchi, Toshihiro: Motoko Tsujita
『Hitotsubashi Business Review』 Vol. 63 No. 3 pp. 18-33 (in Japanese) （2015/12/24）

Entrepreneurship and Job Relatedness of Human Capital

Ohyama, Atsushi
『Economica』 （2015/12/01）

Motivating and Enabling Firm Innovation Effort: Integrating Penrosian and Behavioral Theory Perspectives on Slack Resources

Malen, Joel
『Hitotsubashi Journal of Commerce and Management』 Vol.49 No.1 pp.37-54 （2015/10/29）

This paper investigates why some firms make more effort to innovate than others. Building on ideas articulated by Edith Penrose in The Theory of the Growth of the Firm (2009), I develop a theoretical framework articulating how the intensity with which firms engage in innovation development to heterogeneity in levels of human and physic…

The Samurai Company: Double Creative Response in Meiji Japan

Yonekura, Seiichiro
『Hitotsubashi Journal of Commerce and Management』 Vol.49 No.1 pp. 1-23 （2015/10/29）

Japanese People Have Regained Confidence,

JETRO Switzerland Newsletter, Issue 78 （2015/10/01）

Aoshima, Yaichi pp.1-2

The Merger Paradox and R&D

Miyagiwa, Kaz : Yunyun(Jiangyun) Wan
WP#15-21 Hitotsubashi University IIR （2015/09/28）

The merger paradox is revisited in the presence of cost-reducing R&D in Cournot oligopoly. Two cases are found, in which merger is profitable without satisfying the 80-percent threshold requirement of Salant et al (1983).

From My Bookshelf: The Earthly Bible / Tocqueville, Alexis de, De la Democratie en Amerique

Nishiguchi, Toshihiro
『Hitotsubashi Business Review』 Vol. 63 No. 2 P. 89 (in Japanese) （2015/09/24）

Initial Public Offering and Financing of Biotechnology Start-ups: Evidence from Japan

Honjo, Yuji : Sadao Nagaoka
WP#15-20 Hitotsubashi University IIR （2015/09/10）

This paper explores the initial public offering (IPO) and financing of biotechnology start-ups in Japan. Using a unique data set, we find that biotechnology start-ups in…

Pharmaceutical patents and generic entry competition: A New View on the Hatch-Waxman Act

Wan, Yunyun(Jiangyun) : Kaz Miyagiwa
WP#15-18 Hitotsubashi University IIR （2015/08/25）

This paper presents a model of generic entry competition that captures salient features of the Hatch-Waxman Act, enacted with two incompaible objectives of restoring inc…

A Cost Benefit Analysis of AminoIndex™ Cancer Screening in Japan

Tamura, Masaoki : Akira Imaizumi : Takahiko Muramatsu : Nobuhisa Shimba
WP#15-14 Hitotsubashi University IIR （2015/08/03）

This article presents a cost benefit analysis of AminoIndexTM Cancer Screening (AICS) in Japan. AICS is a new cancer diagnosis method based on profiles of amino acids. The cost benefit analysis is performed on each type of cancer, each sex, and each age class. The results indicate that AICS is cost-beneficial mainly for 50-75 years old…

What is Essential is Invisible to the Eye : Industrial Policy as a Dynamic Interaction Process between Government and Firms

Yonekura, Seiichiro
『Asian Research Policy』 Vol. 6 Issue 1 1-27 （2015/07/20）

Effects of early patent disclosure on knowledge dissemination: evidence from the pre-grant publication system introduced in the United States

Okada, Yoshimi and Sadao Nagaoka
WP#15-12 Hitotsubashi University IIR （2015/07/10）

In order to assess the disclosure function of the patent system, this study examined the impact of the pre-grant publication system introduced in the United States in 2000. Unlike earlier studies, the applicant (inventor) non-self-citations (excluding examiner citations) were used to track knowledge flow. The causal effects of disclosu…

Analysing Japanese contractor activity on the basis of panel data

Konno, Yukiko
『Engineering, Construction and Architectural Management』 Vol. 22 No. 4 pp. 390 - 402 （2015/07/01）

Acquisitions, Productivity, and Profitability: Evidence from the Japanese Cotton Spinning Industry

Braguinsky, Serguey : Atsushi Ohyama : Tetsuji Okazaki : Chad Syverson
『American Economic Review』 Vol.105 No.7 （2015/07/01）

Management of science, serendipity, and research performance: Evidence from a survey of scientists in Japan and the U.S.

Murayama, Kota: Makoto Nirei: Hiroshi Shimizu
『Research Policy』 Vol.44 No.4 pp.862-873 （2015/05/01）

In science, research teams are increasing in size, which suggests that science is becoming more organisational. This paper aims to empirically investigate the effects of the division of labour in management and science on serendipity, which has been considered one of the great factors in science. Specifically, in examining the survey o…