Adams, J. D. (2000). Endogeneous R%D spillovers and industrial research productivity. National Bureau of Economic Research.
Chicago-referens (17:e uppl.)Adams, James D. Endogeneous R%D Spillovers and Industrial Research Productivity. Cambridge: National Bureau of Economic Research, 2000.
MLA-referens (9:e uppl.)Adams, James D. Endogeneous R%D Spillovers and Industrial Research Productivity. National Bureau of Economic Research, 2000.
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