. Gross Domestic Product (GDP) can be defined as: I. The sum of all incomes while adjusting for indirect business taxes and foreign incomes. II. The market value of goods and services sold in an economy in some time period. III. The total market value of final goods and services produced in an economy in some time period.

The total market value of final goods and services produced in an economy in some time period.

Explanation:

Gross domestic product is the total sum of final goods and services produced in an economy within a given period which is usually a year

GDP calculated using the expenditure approach = Consumption spending by households + Investment spending by businesses + Government spending + Net export

Net export = exports – imports

When exports exceed import there is a trade deficit and when import exceeds import, there is a trade surplus.  

Items not included in the calculation off GDP includes:  

1.services not rendered to oneself

2.Activities not reported to the government  

3.illegal activities

4.sale or purchase of used products

5.sale or purchase of intermediate products