Kosta is a pet form of the name Konstantin (Czech, German, Hungarian, Russian, Scandinavian, and Slavic) in the Slavic language as well as a variant of the name Constantine (English).
Energy Sector. The U.S. energy infrastructure fuels the economy of the 21st century. Without a stable energy supply, health and welfare are threatened, and the U.S. economy cannot function.he U.S. energy infrastructure fuels the economy of the 21st century. Without a stable energy supply, health and welfare are threatened, and the U.S. economy cannot function.
You can also use it to compare the country's economic output over time, as long as its exchange rate hasn't changed dramatically. The CIA World Factbook provides the OER method. It lists every country and its GDP by alphabetical order. That's helpful when you already know which country you want to investigate. Purchasing Power Parity Purchasing power parity allows you to make more accurate comparisons of the economies of two countries. It compensates for exchange rates changes over time.