The marginal utility of income is the change in human satisfaction resulting from an increase or decrease in an individual's income.

To calculate the marginal tax rate on the investment, you'll need to figure out the additional tax on the new income. In this example, $500 will be taxed at 15% and $500 at 25%.

Learn about the different implications of marginal benefit and marginal utility in economics.

To calculate the marginal tax rate on the investment, you'll need to figure out the additional tax on the new income. In this example, $500 will be taxed at 15% and $500 at 25%.

My daughter, attending her first year in college, wanted to know how to calculate marginal utility. Utility is a pivotal concept in economics. The utility you have for a Ferrari is perhaps more ...

This concept plays a key role in tax planning, and understanding your marginal tax rate can guide more tax-efficient investment choices.

That, more or less, is the concept of diminishing marginal utility, a clunky economic term for when consumers feel better about buying something the first time than they do about buying it again.