Which each country will have beneficial effects, such as doing business import-export economy is free, with the exception of some items that each country may request the import duty reduction.
Each country will have the benefit of each other. Such as import-export business, economic freely. Except for certain products that each country could not ask for a reduction in import duties.
Each country will benefit each other, such as business, economics, import, export of the free. Except for some products that each country could not tax.