Sgrignoli, Paolo; Metulini, Rodolfo; Schiavo, Stefano; … - Economics, Markets, Institutions, IMT Lucca Institute … - 2013
relation between human migration and trade. First, we identify the subset of products for which the presence of a community of … migrants significantly increases trade intensity. To assure comparability across networks, we apply a hypergeometric filter to … identify links for which migration and trade intensity are both significantly higher than expected. Next we develop an …