Problem
If a person starts collecting Social Security benefits before full retirement age but also continues to work, then for each $2 in income earned (above a modest level), that person's benefits are reduced by $1. What is the effective marginal tax rate imposed by the Social Security system on such earnings from work? Explain.
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.