The English synonym of business economy is synonymous with Micro Economics . Micro means small. It comes from the Greek word Mikros . Macroeconomics is discussed in small or partial terms. This is part of the discussion of economics. Macroeconomics is a completely separate discussion of a firm or a business. For example, the business economy discusses the amount of goods produced by a firm, the amount of profit , the use of capital, etc. Similarly , economics also discusses how a person spends his money on various commodities . In the words of James M. Henderson and Richard E. Quant , " macroeconomics is the discussion of the economic functions of the individual and of specific individuals."