Definition of 'Gross Domestic Product' Definition: GDP is the final value of the goods and services produced within the geographic boundaries of a country during a specified period of time, normally a year. GDP growth rate is an important indicator of the economic performance of a country. Watch Video for more explanation: GDP = C + I + G + (X-M) where C: Household spending I: Capital Investment spending G: Government spending X: Exports of Goods and Services M: Imports of Goods and Services Tricks: If we want to convert Gross to Net Gross- Depreciation = Net Depreciation: - Depreciation refers to fall in the value of fixed assets due to normal wear and tear, the passage of time and expected obsolescence. If we want to convert Domestic to National Gross national product (GNP) is an estimate of total value of all the final products and services produced in a given period by the means of production owned by a country's resi...