Final answer:
A college education can increase income by a factor of three times over a lifetime.
Step-by-step explanation:
A college education can increase income by a factor of three times over a lifetime. This means that someone with a college degree can earn three times as much money as someone without a degree. For example, if a high school graduate earns $40,000 per year, a college graduate in the same field may earn $120,000 per year.
Learn more about Impact of college education on income