Welllllll, we're not perfect. No government or nation of people can be perfect. So forgive us.
The difference between the U.S. and other western nations is this; When businessmen become involved in some shady dealings that harm the people who are their stockholders (Enron), or carry on illegal trade with foreign dictators, they are prosecuted when caught.
In other countries, they are elevated to important government posts and leading positions in the United Nations.