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Buy, Keep or Sell: Economic Growth and the Market for Ideas
Akcigit, Ufuk; Celik, Murat Alp; Greenwood, Jeremy - Department of Economics, University of Pennsylvania - 2013
An endogenous growth model is developed where each period firms invest in researching and developing new ideas. An idea increases a firm's productivity. By how much depends on how central the idea is to a firm's activity. Ideas can be bought and sold on a market for patents. A firm can sell an...
Persistent link: https://www.econbiz.de/10010822927
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Growth through Heterogeneous Innovations
Akcigit, Ufuk; Kerr, William R. - Department of Economics, University of Pennsylvania - 2010
framework that contains multiple innovation sizes, multi-product firms, and entry/exit. Firms invest in exploration R&D to … regularities regarding innovation and growth differences across the firm size distribution. We also incorporate patent citations …
Persistent link: https://www.econbiz.de/10008674319
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Creative Destruction and Productive Preemption
Norbäck, Pehr-Johan; Persson, Lars; Svensson, Roger - C.E.P.R. Discussion Papers - 2011
We develop a theory of innovation for entry and sale into oligopoly, and show that an invention of higher quality is …
Persistent link: https://www.econbiz.de/10008865973
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Taxation and the International Mobility of Inventors
Akcigit, Ufuk; Baslandze, Salomé; Stantcheva, Stefanie - Department of Economics, University of Pennsylvania - 2015
This paper studies the effect of top tax rates on inventors' mobility since 1977. We put special emphasis on”superstar" inventors, those with the most and most valuable patents. We use panel data on inventors from the United States and European Patent Offices to track inventors' locations over...
Persistent link: https://www.econbiz.de/10011199194
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Project Heterogeneity and Growth: The Impact of Selection
Ates, Sina T.; Saffie, Felipe E. - Department of Economics, University of Pennsylvania - 2013
In the classical literature of innovation-based endogenous growth, the main engine of long run economic growth is firm …
Persistent link: https://www.econbiz.de/10010822888
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How and Why Does Knowledge Spill Over? The Case of Biotechnology
Audretsch, David B; Stephan, Paula E - C.E.P.R. Discussion Papers - 1998
This paper sheds light on the questions, Why does knowledge spill over? and How does knowledge spill over? The answer to these questions lies in the incentives confronting scientists to appropriate the expected value of their knowledge considered in the context of their path-dependent career...
Persistent link: https://www.econbiz.de/10005666782
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How Broad Should the Scope of Patent Protection Be?
Klemperer, Paul - C.E.P.R. Discussion Papers - 1990
-focused patents are the socially efficient way to reward innovation, and also show when very short-lived but very broad patents are …
Persistent link: https://www.econbiz.de/10005656411
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Regulatory push-pull effects on innovation: an evaluation of the effects of the REACH regulation on patents in the chemical sector
Ghisetti, Claudia; Quatraro, Francesco - WWWforEurope - 2015
, redirecting firms’ innovation activities towards ecological targets without hampering their competitiveness is of paramount … avoid sub-optimal commitment of resources to the innovation process and ensure the reduction of polluting agents emissions … chemical domain so as to draw useful insights on the effect of the policy aiming at redirecting innovation activities to …
Persistent link: https://www.econbiz.de/10011251873
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Credibility of the REACH Regulation: Lessons Drawn from an ABM
Arfaoui, Nabila; Brouillat, Eric; Jean, Maïder Saint - WWWforEurope - 2015
The present paper takes ground on an agent-based model presented in Arfaoui et al. (2014) to investigate the effects of credibility upon technology substitution such as stimulated by the REACH regulation (EC 1907/2006). The model is used to study how the perceived credibility by clients on the...
Persistent link: https://www.econbiz.de/10011251874
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Taxonomy of implemented policy instruments to foster the production of green technologies and improve environmental and economic performance
Crespi, Francesco; Ghisetti, Claudia; Quatraro, Francesco - WWWforEurope - 2015
, redirecting firms’ innovation activities towards ecological targets without hampering their competitiveness is of paramount … avoid sub-optimal commitment of resources to the innovation process and ensure the reduction of polluting agents emissions … chemical domain so as to draw useful insights on the effect of the policy aiming at redirecting innovation activities to …
Persistent link: https://www.econbiz.de/10011251875