the central bank, as an institution that directly controls the monetary system of the country, can also pursue goals such as managing interest rates, volume of currency, inflation, unemployment and even income distribution. in some countries (like iran) it functions as the part of the government and in some other countries the central bank is independent and follows its macro-policies. accordin...

Aging is reviewed by a variety of disciplines; demographers, sociologists, economists, health scientists, and politicians. However, there are still great disputes over aging because of its economic roles, and health expenditures. Several questions about aging should be answered. Is aging an illness? Are aged people a burden to community? Is it a threat, or an achievement? (1). There are opposi...