Agrawal, Ajay; Cockburn, Iain; Galasso, Alberto; Oettl, … - In: Journal of Urban Economics 81 (2014) C, pp. 149-165
We study the impact of small firms on innovation in regions where large labs are present. Small firms generate demand …-level patent data during the period 1975–2000 and find that innovation output is higher in regions where both a sizable population …