According to the social security progressive benefits replacement rates for 2014 below

rate.            for average.monthly wages of

90%.            $1-816

32                $816-4917

15                over $4917

How large will the monthly social security benefit be for a worker who had prior earnings of ....

a. $30,000 per year

b. $80,000 per year

What is the marginal wage replacement rate for...

c. the $30,000-per-year worker

d. the $80,000- per-year worker