The advantages of a free market economy are for example - supply and demand A free market economy allows competition. Without competition, prices would be a lot higher. This is due to the fact that companies compete for more customers.
About South America: South America is the world's fourth largest continent, and the fifth most populous. The continent covers an area of 6,890,000 square miles and comprises a population of 420,458,044 inhabitants, as of 2016. The Pacific Ocean lies to the west of South America and the Atlantic Ocean to its east.
South America is bound by the Caribbean Sea in the north, the North Atlantic Ocean in the east and northeast and by the South Atlantic Ocean in the southeast. The South Pacific Ocean borders the continent in the west.