Columbia subject headings:
Harvard subject headings:
Argentina--Commerce.
Argentina--Commercial policy.
Chile--Commerce.
Chile--Commercial policy.
Free trade--Argentina.
Free trade--Chile
Latin America--Politics and government--21st century.
Princeton subject headings:
Argentina--Commerce.
Argentina--Commercial policy.
Chile--Commerce.
Chile--Commercial policy.
Free trade--Argentina.
Free trade--Chile.
Latin America--Politics and government--21st century.