Japan's Shift From Process to Product Patents in the Pharmaceutical Industry: An Event Study of the Impact on Japanese Firms

Sumner La Croix and Akihiko Kawaura

No 199118, Working Papers from University of Hawaii at Manoa, Department of Economics

Date: 1991
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Journal Article: Japan's Shift from Process to Product Patents in the Pharmaceutical Industry: An Event Study of the Impact on Japanese Firms (1995)
Working Paper: Japan's Shift From Process to Product Patents in the Pharmaceutical Industry: An Event Study of the Impact on Japanese Firms (1992)
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