Complete parts I, II, and III for each investment demand determinants listed below: a. The cost of training people to operate capital equipment decreases. b. Interest rates for business loans increase by 2%. C. The government decreases corporate taxes. 1. 11. III. For each determinant, draw a properly labeled graph of investment demand and show the change in investment or the change in the quantity of investment. Now draw a properly labeled model of the macro-economy (the LRAS is not required) and show how the change in the investment demand graph will shift aggregate demand in the short-run. What happens to the unemployment rate as a result of each aggregate demand shift?