Previous migration facilitates future population moves, a phenomenon called network migration. However, thus far …, network migration has been closely linked to network externalities. In contrast, this paper argues that the incumbent … migration population can actively impact on future migration flows, yet fails to achieve a Pareto optimal network size due to …

benefits on the migration decision. While benefits simply increase the expected gain for risk neutral individuals, they work as … an insurance device for risk averse migrants; the results for the two groups might differ. Thus, the migration decision … model suggests increased migration incentives independent of taste and a positive selection of risk neutral individuals …