A financial obstacle imposed by a government on imported goods to protect domestic industries.

A limit set by a government on the amount of a specific product that can be imported or exported during a certain period.

An agreement among oil-producing countries intended to manage the oil supply and influence prices globally.

The process of exchanging one currency for another in order to facilitate international trade.

A restriction that prohibits commerce with a specific country or group of countries, often for political reasons.

The economic principle where a country focuses on producing goods and services that it can create most efficiently.

The act of trading goods and services voluntarily between buyers and sellers, where both parties benefit from the transaction.

A government-imposed limit on the quantity of a specific imported good, intended to protect local industries by controlling supply.

The use of different currencies in international trade, which can affect pricing and exchanges between countries.

A monetary charge imposed on imported goods, which makes them more expensive compared to local products.