Idea Solution
A. Consumption of the people of Egypt from the given equation after the investment
Y = income
C = 100 +0.75Y
C = 11350
B. Government spending multiplier before and after the investment
Government Spending Multiplier = 1/MPS
Before = 3.33
After = 4
C.Tax multiplier before and after the investment
Tax multiplier = - MPC/MPS
Before = 2.33
After = 3
D. Nominal interest rate before and after the investment
I don’t know how to calculate nominal interest rate