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    Effective Patent Life in Pharmaceuticals 

    Grabowski, Henry G; Vernon, John (International Journal of Technology Management, 2000)
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    The Determinants of Pharmaceutical Research and Development Expenditures 

    Grabowski, Henry G; Vernon, John (Journal of Evolutionary Economics, 2000)
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    Innovation and Structural Change in Pharmaceuticals and Biotechnology 

    Grabowski, Henry G; Vernon, John (Industrial and Corporate Change, 1994)
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    A New Look at the Returns and Risks to Pharmaceutical R & D 

    Grabowski, Henry G; Vernon, John (Management Science, 1990-07)
     

     

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    Author
    Grabowski, Henry G (4)
    Vernon, John (4)
    Date Issued2000 (2)1990 (1)1994 (1)TypeJournal article (4)Affiliation of Duke Author(s)Duke (4)Economics (4)Trinity College of Arts & Sciences (4)