('agglomeration'), that this effect is stronger for the top of the income distribution ('polarization'), and that household income …

This paper studies how firm heterogeneity in terms of productivity affects the balance between agglomeration and … mark-ups. It shows that firm heterogeneity matters. However, whether it shifts the balance from agglomeration to dispersion … 'evenness'. Accordingly, the role of firm heterogeneity in selection models of agglomeration cannot be fully understood without …

coagglomeration to document heterogeneity across industries in the microfoundations of agglomeration economies. The pattern of …Many prior treatments of agglomeration either explicitly or implicitly suppose that all industries agglomerate for the … approach is the extrapolation of the agglomeration experience of one key sector or cluster to the larger economy. Another is …

structure is twofold. First, when driven by utility differentials, it contributes to agglomeration because of the presence of … population, and decreases with transport costs. …