Barter is used for international trade between countries as well. It is called countertrade. Read the article, "What is Counter Trade"(https://www.mbaknol.com/international-business/what-is-counter-trade)

Countertrade can be used for smaller purchases as well as for larger ones. For example, in the late 1980s, the USSR traded military ships (a Soviet cruiser, a frigate, a destroyer, 17 submarines, and a handful of oil tankers) for Pepsi soft drinks - details in the articleHERE(https://www.atlasobscura.com/articles/soviet-union-pepsi-ships)

Visit the Atlas of Economic Complexity websiteHERE(https://atlas.cid.harvard.edu/explore)

Identify a good/service that the countryQatarexports (not including petroleum products or precious metals - like gold). Select carefully as you will need to determine the value of a unit of this good/service.

A buyer in the countryQatarwants to use countertrade to pay for an exported good/service from a US exporter in the state ofKentucky.That US good/service has a landed cost of US$25,000. What quantity of goods/services do you recommend the US company request from the buyer in the country ofQatartoget US$25,000 worth? Include information or asupporting imagethat supports your valuation.