Freitas, Bodas; Maria, Isabel; Clausen, Tommy; Fontana, … - United Nations University, Maastricht Economic and … - 2008
analyses the reasons why firms consider it to be important to develop formal and informal external linkages in the innovation … process by looking at the role played by firms' innovative strategies and by taking into account that a complementarity or … substitutive relationship might exist between formal and informal linkages. Data come from the Third Community Innovation Survey …