The marginal tax rate may be the single most important concept in personal finance.

Question

Quizplus · Accepted Answer

The marginal tax rate, which is the tax rate on the last dollar earned, can have significant implications on an individual's income and savings. It can impact decisions related to investing, retirement planning, and other financial goals. Therefore, understanding one's marginal tax rate is crucial in making informed personal finance decisions.

The Marginal Tax Rate May Be the Single Most Important