Spending by firms on new factories, office buildings, and machinery used to produce other goods.
Business fixed investment
Spending by households and firms on new single-family and multi-unit houses.
Residential Investment
Changes in the stocks of goods that have been produced but not yet sold.
Changes in business inventories
To measure a country's total production
GDP purpose
News stories often include tables that show for different countries the levels of GDP per person
GDP per capita
The productions of of goods and services by the members of a household, for their own consumption, using their own capita and their own unpaid labor.
Household Production
Buying and selling of goods and services that is concealed from the government to avoid taxes or regulations or because the goods and services are illegal.
Undergrow Economy
The value of final goods and services evaluated at current-year prices.
Nominal GDP
The value of final goods and services evaluated at base-year prices.
Real GDP
GDP deflator=(Nominal GDP/Real GDP)�100
GDP price deflator