According to the Social Security progressive benefits replacement rates for 2014 below,

Wage Replacement Rate (%)	For Average Monthly Wages of
90%	$1 - 816
32	$816 - 4,917
15	over $4,917

How large will the monthly Social Security benefit be for a worker who had prior earnings of Instructions: Enter your responses rounded to two decimal places. (a) $30,000 a year? $ (b) $80,000 a year? $ What is the marginal wage replacement rate for Instructions: Enter your responses as a percent rounded to the nearest whole number. (c) The $30,000-per-year worker? % (d) The $80,000-per-year worker? %