GROSS REGIONAL PRODUCT - is defined as the sum of the gross value added of all types of economic activity at basic prices, including net taxes on products. POPULATION INCOME (HOUSEHOLD INCOME) - include the amount accrued in cash and in kind: wages, profits and mixed income, income received from property, social benefits and other current transfers. DISPOSABLE INCOME - is the maximum amount of income that a unit can afford to spend on consumption goods or services. These include wages, profits, mixed-income, property income balances, social benefits/assistance, and others received current transfers excluding current income and property tax. REAL DISPOSABLE INCOME - is available income adjusted for inflation