Empirical evidence H.O and gravity
Skill Intensity and the Pattern of U.S. Imports from Two Countries
Fig. 2-4: Canadian Provinces and U. S Fig. 2-4: Canadian Provinces and U.S. States That Trade with British Columbia
Trade with British Columbia, as Percent of GDP, 1996
Empirical evidence: Catalunya
Empirical evidence: Catalunya Export/GDP
Empirical Evidence: Catalunya
Empirical evidence: Catalunya
Empirical evidence: Catalunya Destination countries: export
Empirical Evidence: Catalunya Export composition by sector
Empirical Evidence: Catalunya Proximity