Final answer:
Earned income is the income received as a result of services provided by the taxpayer, including business income.
Step-by-step explanation:
The income received as a result of services provided by the taxpayer, including business income, is referred to as earned income. Earned income is the income that is earned through active participation or work, such as wages, salaries, tips, and self-employment income, rather than from investments or other passive sources.