Answer:
a. GDP increases by $2 million. Only final good and services are included in GDP. the parts used in making the computer represents intermediate goods. Intermediate goods are not included in the calculation of GDP.
b. GDP would increase by $6000. Only goods produced in the current year are included in GDP. The house wasn't  built in the current year so it would not be included in GDP. So, only the agent's fees would be included
c. 0 Transfer payments are not included in GDP
d.0. Â Imports would increases and net export would decrease. Also, business spending would increase. Taking these two effects together, there would be no change in GDP
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:
services not rendered to oneself
Activities not reported to the government
illegal activities
sale or purchase of used products
sale or purchase of intermediate products