What is macroeconomics? Explain its uses/importance.
Macroeconomics... The term 'macro' seems to have derived from Greek word 'makros' meaning large. So macroeconomics is concerned with the economic activities as a whole. It studies the situation and performance of aggregate and sub aggregate variables of the whole economy like national income, general price level, total employment, total investment, inflation, deflation etc. Therefore, it's also called aggregate economics. It analyzes and establishes functional relationship between these aggregates and sub aggregates variables. It has the objective of studying policies, principles and problems relating full employment and growth of resources. According to K. E Boulding "Macroeconomics deals not with individual quantities but with aggregate of these quantities, not with individual incomes but with national income, not with individual prices but with price level, not with individual output but with national output". It tries to explain how country's...