1. The goods made in a French-owned cheese factory located in Paris, France are not part of the U.S. Gross Domestic Product (GDP) because GDP is a measure of production that only takes into account the products and services produced within the borders of a determined country during a period of time. Paris is not within the U.S. borders, so cheese produced there would not be part of the U.S. GDP.
2. The goods made in a French-owned cheese factory located in Paris, France are not included in the U.S. Gross National Product (GNP) because GNP only measures the value of products and services that are owned by a country's residents. The cheese factory is French-owned, so it's product is not included in the U.S. GNP.
There are 3 clauses in Article 6. The most famous one or the second is known as the "supremacy clause" and basically sets the Constitution as something neither the states nor the federal government can void under any circumstances.