This paper investigates the welfare gains due to Spanish imports of new varieties over the period 1988-2006 using the methodology proposed by Feenstra (1994) and Broda and Weinstein (2006). After calculating the elasticities of substitution of a large number of Spanish imported products, we...

Immigrants have increased their participation in Spanish labour supply from less than 3 percent in 1996 to more than 13 percent in 2005. Using the factor proportion model of production, this paper analyses whether this labour supply shock has affected the industrial structure of Spanish regions....