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How do patents affect research investments?
Williams, Heidi - 2017
Persistent link: https://www.econbiz.de/10011613431
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How do patents affect research investments?
Williams, Heidi - In: Annual review of economics 9 (2017), pp. 441-469
Persistent link: https://www.econbiz.de/10011911367
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Do fixed patent terms distort innovation? : evidence from cancer clinical trials
Budish, Eric B.; Roin, Benjamin N.; Williams, Heidi - 2013
Persistent link: https://www.econbiz.de/10010188536
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Do fixed patent terms distort innovation? : evidence from cancer clinical trials
Budish, Eric B.; Roin, Benjamin N.; Williams, Heidi - 2013
Persistent link: https://www.econbiz.de/10010193836
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Sources of geographic variation in health care : evidence from patient migration
Finkelstein, Amy; Gentzkow, Matthew Aaron; Williams, Heidi - 2014
Persistent link: https://www.econbiz.de/10010477279