People are free to sell anything for any price they want as long it has been approved and is not an illegal substance. The US has always been a Democratic-Republic, that was the reason why the United States was formed. China though has not always been communist. In 1949 Mao Se Dung started the Communist revolution and changed China to a Communist country and it has been Communist ever since then. There are no social classes in a Communist society everyone is equal and on the same level, because everyone is supposed to have the same amount of money. This didn't work quite exactly right though in China because leaders in the government become corrupt and take more money for them self. So realistically there are two social classes, the government and high ranking officials, and then everyone else below them. We have three classes in the US, upper, middle, and lower. They are determined by money, the rich are on the top and poor on the bottom. …
