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Stock Cost Volatility and Patent Quotation Dynamics:

the case of the pharmaceutic industry

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Mazzucato, Mariana and Tancioni, Massimiliano (2008). Stock Value Volatility and Patent Quotation Dynamics: the truth of the pharmaceutical industry. INNOGEN.

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STOCK SELLING PRICE VOLATILITY AND PATENT QUOTATION DYNAMICS: THE TRUTH OF THE PHARMACEUTIC INDUSTRY

*M ARIANA M AZZUCATO

(OPEN UNIVERSITY)

**MASSIMILIANO TANCIONI

(UNIVERSITY OF ROME)

INNOGEN WORKING PAPER NUMBER 64

JULY 2008

*Econ. Dept, Wide open University, Walton Hall, Milton Keynes, MK7 6AA, UK, m. [email protected] ac. uk ** Econ. Dept, University of The italian capital La Abilit?, massimilano. [email protected] it Mazzucato acknowledges support from the ESRC Innogen middle (www.innogen.ac.uk), the DIME Network of Brilliance and an english Academy Scholarhip (Firm growth dynamics during different expertise regimes). Responses from individuals at different seminars and conferences are appreciated, such as 2006 IKD-DIME workshop in London, a seminar at CESPRI-Bocconi, and the CERF Cambridge workshop on ‘Technology and Bubbles'. All problems remain our.

INNOGEN Doing work Paper 64

CONTENTS

July 2008

Webpage

Abstract........................................................................................................................... several 1 . Intro................................................................................................................. 3 installment payments on your Innovation and Stock Rates (level or volatility): an easy review.................................. your five 2 . you Innovation and stock rates (level)......................................................................... six 2 . a couple of Innovation and stock selling price volatility (with no creativity data)................................ several 2 . 3 Firm level innovation and stock price volatility (with innovation data)..................... 7 a few. Data and constructed factors................................................................................... 9 a few. 1 Data...................................................................................................................... 9 a few. 2 Truncation and other info issues......................................................................... 10 3. three or more The pharma-biotech sector.................................................................................. doze 4. Detailed statistics and model assortment.................................................................. 13 some. 1 . Descriptive statistics........................................................................................... 13 4. 2 Model assortment.................................................................................................... 14 5. Results...................................................................................................................... seventeen 6. Conclusion................................................................................................................ 22 References.................................................................................................................... 24 Physique 1 ......................................................................................................................... 27 Figure a couple of Dynamic correlations....................................................................................... 28 Determine 3 Development and market share...

Citations: Tushman, M., and Anderson, S. (1986). " Technological Discontinuities and

Company Environments, ” Administrative Scientific research Quarterly, thirty-one: 439-465.

Determine 1

Number of Firms (1962-1999)

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