1M Kenney,U Von Burg.Technology,Entrepreneurship and Path Depende-nce:Industrial Clustering in Silicon Valley and Route 128-Industrial andCorporate Change[]..1999
2Ross Atkin.A Tale of Cool Cities[].Public Management.2004
3Teixeira,A.A.C.,N.Fortuna."Human Capital,R&D,Trade,and Long-run Productivity.Testing the TechnologicalAbsorption Hypothesis for the Portuguese Economy,1960-2001."[].Research Policy.2010
4Romer,Paul M.Increasing Returns and Long-Run Growth[].Journal of Politics.1986
5Henry Etzkowitz.The norms of entrepreneurial science: Cognitive effects of the new university-industry linkages[].Research Policy.1998
