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Firm size and types of innovation
Plehn-Dujowich, J. M., (2009)
R&D, firm size and branch of industry : policy implications
Vossen, Robert W., (1998)
Firm size and efficiency in R&D spending
Nooteboom, Bart, (1995)
R&D, bedrijfsgrootte en betrijfstak : beleidsimplicaties
Vossen, Robert W., (1997)
Strategic and tactical decisions, sunk costs and firm size effects in R&D