Ottaviano, Gianmarco I.P.; Prarolo, Giovanni - Fondazione ENI Enrico Mattei (FEEM) - 2009
We study how the city system is affected by the possibility for the members of the same cultural diaspora to interact across different cities. In so doing, we propose a simple two- city model with two mobile cultural groups. A localized externality fosters the productivity of individuals when...