Nunes, Paulo Maçãs; Serrasqueiro, Zélia; Leitão, João - In: Research Policy 41 (2012) 1, pp. 36-53
To investigate whether there is a similar relationship between R&D intensity and growth in high-tech and non …-step estimation method. Our findings are that R&D intensity restricts the growth of high-tech SMEs at lower levels of R&D intensity … and stimulates their growth at higher levels. However, R&D intensity restricts the growth of non-high-tech SMEs regardless …