Final answer:
The trade agreement is an example of a quota, which is a limit set on the amount of a product that can be imported.
Step-by-step explanation:
The trade agreement between Norway and Saudi Arabia, where Norway will limit its salmon fish exports to the United States to 5,000 tons per year, and Saudi Arabia will reduce the price of the oil it is selling to Norway by 25%, is an example of a quota. A quota is a trade restriction that sets a maximum quantity allowed for imports. This measure has been taken in response to the dramatic economic impacts caused by the coronavirus crisis, which has significantly affected the economies of many countries.