%0 Journal Article %T Coopera£¿£¿o em empresas de base tecnol¨®gica: uma primeira avalia£¿£¿o baseada numa pesquisa abrangente %A C£¿rtes %A Mauro Rocha %A Pinho %A Marcelo %A Fernandes %A Ana Cristina %A Smolka %A Rodrigo Bustamante %A Barreto %A Antonio Luiz C. M. %J S£¿o Paulo em Perspectiva %D 2005 %I Scientific Electronic Library Online %R 10.1590/S0102-88392005000100007 %X this paper approaches the issue of cooperation activities carried out by technology-based firms (tbfs). drawing on a database built from a survey including 100 brazilian tbfs, we argue that among these firms the practice of cooperation is quite restricted, too concentrated on relationships with universities, and reflects a low density networking. such circumstances clearly hinder the innovative performance of brazilian tbfs, thus undermining their competitiveness as a whole in the long run. %K cooperation %K innovation networks %K technology-based firms. %U http://www.scielo.br/scielo.php?script=sci_abstract&pid=S0102-88392005000100007&lng=en&nrm=iso&tlng=en