Natural Resourceshelp the country's GDP because, Foreign nations willlack the product and would want to have it for their wellbeing. Let's take gems as anexample since that is one of the USAs main export.
How do natural resources help a nations Gdp natural resources Mr Venkatagiri
The foreign nation can either buy the gems or trade
If the foreign nation purchases the product it will raise the economy of our nation. More and more nations would need Our product and would buy it from them. Which makes the USA Rich.
If it is a really rare product with highdemand the US could raise the pricemaking them a lot of money.