Campos, Rodolfo G.; Reggio, Iliana; Timini, Jacopo - 2022
Between the 1940s and 1970s, Spain used a variety of economic policies that hindered international trade. Because the … use historical bilateral trade flows and a structural gravity model to quantify the evolution of Spain’s border thickness …, a summary measure of its barriers to international trade. We find that Spain’s borders in the period 1948-1975 were …