This paper analyzes the impact of networks on the structure of international migration flows. In particular, we … the preceding literature on macro determinants of international migration, we can identify the factors that influence the …

the net benefits of migration by reduc- ing assimilation costs (’self-selection channel’) and by lowering legal entry … elasticity of migration flows to network size is around one. Second, only a quarter of this elasticity is accounted for by the …

international migration have overlooked the role of short-run factors in explaining international migration flows. This paper aims … to fill that gap. We first derive a model of optimal migration choice based on an extension of the traditional Random … any origin country may trigger some additional migration flows on top of the impact exerted by long-run factors such as …