2. Quotas: Quotas are limits on the amount of a good that can be imported into a country. They can be used to protect domestic industries from foreign competition, or to achieve other economic or political objectives.
3. Embargoes: Embargoes are complete bans on trade with a particular country. They are usually used to exert political or economic pressure on another country.
4. Currency manipulation: Currency manipulation involves deliberately devaluing a country's currency in order to make its exports cheaper and its imports more expensive. This can give a country an unfair advantage in international trade.
5. Dumping: Dumping is the practice of selling a product in a foreign market at a price that is below its cost of production. This can be used to drive competitors out of business or to gain market share.
6. Subsidies: Subsidies are government payments to producers or exporters. They can be used to offset the costs of production, or to give domestic producers an advantage in international trade.