equilibrium seems to be largest when selection among heterogenous firms is needed most, that is, when there are relatively many …

dispersion forces in the presence of pecuniary externalities through a selection model of monopolistic competition with … `evenness'. Accordingly, the role of firm heterogeneity in selection models of agglomeration can not be fully understood without …

locational fundamentals, agglomeration economies, the spatial sorting of heterogeneous agents, and selection effects affect the …

next election as an indicator. Self-selection yields welfare optimality as officeholders are encouraged to invest in those …

driven by selection into marriage at younger ages, while there might be a protective effect of marriage at older ages. We … analyze how selection and protective effects of marriage show up in the data. …

This paper studies aggregate dynamics in a cobweb model where learning takes place through a selection mecanism, by … in a way that favors the most profitable firm types. Selection may be inadequate because firms are being selected on the … basis of incorrect market signals. Selection itself may reinforce such mispricing, thus generating instability. I compare …