cartel- an association of manufacturers or suppliers with the purpose of maintaining prices at a high level and restricting competition.

embargo-an official ban on trade or other commercial activity with a particular country.

tariff-a tax or duty to be paid on a particular class of imports or exports.

economic-of or relating to economics or the economy.

opec-an opec is the organization of patroleum exporting countries.

nafta-A regulation implemented January 1, 1994 in Mexico, Canada and the United States to eliminate most tariffs on trade between these nations.

g20-informal group of 19 countries

wto-The World Trade Organization

eu-european union (28 countries)

oas-organization of american states-solidify states