between agglomeration externalities (specialization, diversity, and competition), accessibilty measures and the employment …

relationship between agglomeration externalities and the level of education. While the positive relationship between economic …

Marshall-Arrow-Romer externalities, where doubling the share of a (2-digit NACE) industry results in a 2.4 percent higher … productivity. We find evidence for a negative effect of competition (associated with Porter externalities) and diversity … (associated with Jacobs externalities). …

This paper is concerned with the economics of urban externalities. We start by reviewing the literature on urban … externalities, and observe that although many interesting contributions have been made, there seems to be sufficient scope and need … pursued in future research on urban externalities. These include (1) the explicit consideration of mutual interactions between …