According to the CIA World Fact Book, the United States operates the largest single-country economy in the world. Its gross domestic product for 2011 was estimated at $15.3 trillion, trailing the European Union, which is comprised of 27 different countries, by only $360 billion. China remains in third place, as the developing economy continues to see rapid growth in recent years due to its build out of  industrial capacity and its growing class of individual consumers. Growth in the U.S., however, remains subdued below 2%. The global economic slowdown has certainly hampered the nation’s growth, but there still remains a few economic bright spots, namely the advancement of domestic energy production [for more commodity news and analysis subscribe to our free newsletter].