How rapidly does science leak out?
By: James D. Adams, J. Roger Clemmons, Paula E. Stephan.
Contributors: Clemmons, J. Roger.; Stephan, Paula E.; National Bureau of Economic Research.
Series: NBER working paper series -- no. 11997.; Working paper series (National Bureau of Economic Research) -- working paper no. 11997.
Publisher: National Bureau of Economic Research
Published: 2006
Place of publication: Cambridge, Mass
Language: eng
Number of pages: 44
Subjects: Diffusion of innovations -- United States -- Econometric models; Science -- Economic aspects; Technological innovations -- Economic aspects; Research -- Economic aspects
Notes: "January 2006."

Includes bibliographical references (p. 24-26).

Also available in PDF from the NBER world wide web site (www.nber.org).