Agrawal, Ajay; Kapur, Devesh; McHale, John - In: Journal of Urban Economics 64 (2008) 2, pp. 258-269
We examine how the spatial and social proximity of inventors affects access to knowledge, focusing especially on how … spatial and social proximity, respectively, we estimate a knowledge flow production function. Our results suggest that … although spatial and social proximity both increase the probability of knowledge flows between individuals, the marginal …