Columbia subject headings:
Argentina--Commercial policy.
Argentina--Economic conditions.
Brazil--Commercial policy.
Chile--Commercial policy.
MERCOSUR (Organization)
South America--Economic conditions.
Uruguay--Commercial policy.
Harvard subject headings:
MERCOSUR (Organization)
Southern Cone of South America--Commerce.
Southern Cone of South America--Economic conditions.
Princeton subject headings:
MERCOSUR (Organization)
Southern Cone of South America--Commerce.
Southern Cone of South America--Economic conditions.