Paris, Quirino; Drogué, Sophie; Anania, Giovanni - In: Economic Modelling 28 (2011) 6, pp. 2509-2516
Empirical spatial models of trade that are based on a mathematical programming specification often exhibit a large … discrepancy between the equilibrium solution and the observed demand, supply and levels of trade flows among countries. This … discrepancy may be due to several causes. Assuming, however, that a trade model is not misspecified – in the sense that behavior …