it is ama(ing to thin' that trade helps to lower the costs of a product. As we saw in the previous )uestion, if the #nited tates were to build a product entirely domestically, the retail price would not be feasible to most consumers. With trading in place it allows for economies of scale. The technology can be developed in one country, the ergonomics in another country, the production inanother country, and the assembly in yet another country. The shipping costs are much less than it would be to perform these tas's in one country. This is called absolute advantage, where someone is great at one thing. With this in mind you will get a product that has the best resourcesavailable at the lowest cost, which is comparative advantage. *inally, speciali(ation is where everyone is doing what they do best and pulling their resources together to ma'e one incredible product