Macroeconomics 20th Edition by Campbell McConnell ,Stanley Brue ,Sean Flynn

تمرين 31

In year one, Adam earns $1,000 and saves $100. In year 2, Adam gets a $500 raise so that he earns a total of $1,500. Out of that $1,500, he saves $200. What is Adam's MPC out of his $500 raise?
A) 0.50.
B) 0.75.
C) 0.80.
D) 1.00.