Macro-economics is the study of how all markets behave and economists focus on how they can influence inflation, economic growth, unemployment and trade with the rest of the world. Consequently, this leads to an understanding of how all markets that make up the economy can be influenced and manipulated to improve the standard of living, or welfare, of the population. This involves the study of different governments’ economic policies and provides A level Economists an extra dimension to their understanding of current affairs.