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Collaboration, Stars, and the Changing Organization of Science : Evidence from Evolutionary Biology

Agrawal, Ajay - 2013

We report a puzzling pair of facts concerning the organization of science. The concentration of research output is declining at the department level but increasing at the individual level. For example, in evolutionary biology, over the period 1980 to 2000, the fraction of citation-weighted...

Persistent link: https://www.econbiz.de/10012459010

Tracing the Linkages Between Scientific Research and Energy Innovations : A Comparison of Clean and Dirty Technologies

Perrons, Robert K. - 2020

development of new energy technologies (Popp, 2017). Energy innovation tends to consist of a series of partially overlapping …

Persistent link: https://www.econbiz.de/10012481080

The Impact of Regulation on Innovation

Aghion, Philippe; Bergeaud, Antonin; Van Reenen, John - National Bureau of Economic Research - 2021

Does regulation affect the pace and nature of innovation and if so, by how much? We build a tractable and quantifiable … sharp reduction in the firm's innovation response to exogenous demand shocks for firms just below the regulatory threshold …. We then quantitatively fit the parameters of the model to the data, finding that innovation at the macro level is about 5 …

Persistent link: https://www.econbiz.de/10012482599

Have Newer Cardiovascular Drugs Reduced Hospitalization? Evidence From Longitudinal Country-Level Data on 20 OECD Countries, 1995-2003

Lichtenberg, Frank R. - 2008

Countries with larger increases in the share of cardiovascular drug doses that contained post-1990 or post-1995 ingredients had smaller increases in the cardiovascular disease hospital discharge rate, controlling for the quantity of cardiovascular medications consumed per person, the use of...

Persistent link: https://www.econbiz.de/10012464639

Innovation, Diffusion, and Trade

Eaton, Jonathan - 2006

We explore the determinants of research specialization across countries and its consequences for relative wages. Using a dynamic Ricardian model we examine the effects of faster international technology diffusion and lower trade barriers on the incentive to innovate. In the absence of any...

Persistent link: https://www.econbiz.de/10012466280

Is Public R&D a Complement or Substitute for Private R&D? A Review of the Econometric Evidence

David, Paul A. - 1999

Is public R&D spending complementary and thus "additional" to private R&D spending, or does it substitute for and tend to "crowd out" private R&D? Conflicting answers are given to this question. We survey the body of available economectric evidence accumulated over the past 35 years. A framework...

Persistent link: https://www.econbiz.de/10012471411

COVID-19 Disruptions Disproportionately Affect Female Academics

Deryugina, Tatyana; Shurchkov, Olga; Stearns, Jenna - National Bureau of Economic Research - 2021

The rapid spread of the COVID-19 pandemic and subsequent countermeasures, such as school closures, the shift to working from home, and social distancing are disrupting economic activity around the world. As with other major economic shocks, there are winners and losers, leading to increased...

Persistent link: https://www.econbiz.de/10012482578

International R&D Spillovers and Institutions

Coe, David T. - 2008

The empirical analysis in "International R&D Spillovers" (Coe and Helpman, 1995) is first revisited by applying modern panel cointegration estimation techniques to an expanded data set that we have constructed for the purpose of this study. The new estimates confirm the key results reported in...

Persistent link: https://www.econbiz.de/10012464577

The Euro May Over the Next 15 Years Surpass the Dollar as Leading International Currency

Chinn, Menzie D. - 2008

The euro has arisen as a credible eventual competitor to the dollar as leading international currency, much as the dollar rose to challenge the pound 70 years ago. This paper uses econometrically-estimated determinants of the shares of major currencies in the reserve holdings of the world's...

Persistent link: https://www.econbiz.de/10012464738

The Life Cycle of Scholars and Papers in Economics -- the "Citation Death Tax"

Aizenman, Joshua - 2008

The information content of academic citations is subject to debate. This paper views premature death as a tragic "natural experiment," outlining a methodology identifying the "citation death tax" -- the impact of death of productive economists on the patterns of their citations. We rely on a...

Persistent link: https://www.econbiz.de/10012464756

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