Country A has real GDP per person of 250,000 while Country B has real GDP per person of 500,000. All else constant, Country A will eventually have a higher standard of living than Country B if
a. the level of saving per person is 5,000 in Country A and 7,500 in Country B.
b. the level of saving per person is 3.000 in Country A and 6.000 in Country B.
c. Both of the above are correct.
d. None of the above are correct.