Productivity in Pharmaceutical Biotechnology R&D: The Role of Experience and Alliances
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Using data on over 900 firms for the period 1988-2000, we estimate the effect on phase-specific biotech and pharmaceutical R&D success rates of a firm's overall experience, its experience in the relevant therapeutic category; the diversification of its experience, and alliances with large and small
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美国国家经济研究局创建时间：
2003-04-01
