The macroeconomics , however, the other major branch of economic theory, deals with the economic variables called 'aggregate', as, for example, the level and rate of growth of national product, the interest rate , the unemployment and ' inflation , which depend in some way by the 'sum' of sizes from micro or global microeconomic behavior of consumers. The basic philosophy is therefore that of reductionism classic: the global economic system is described as the sum of the actions or behavior of individual consumers (Thomas, 2006)
The boundary between microeconomics and macroeconomics in recent years has ...