What’s inflation?

Why do groceries, gas, and other everyday expenses cost more than they used to? The answer may be inflation, when the prices of goods and services rise over time. Learn what causes inflation, how it can affect your finances and retirement goals, and ways to help lessen its impact on your wallet.

Two arms holding a sales receipt over a grocery basket.
Chart shows annual rate of inflation from 2016 to 2026, peaking to a high of 8.0% in 2020, then declining to 3.

Year

Cost of everyday items

Purchasing power

Today

$100

$100

After 5 years

$116

$86

After 10 years

$134

$74

After 20 years

$181

$55