Inflation is a key economic concept that affects everyone. It refers to the rate at which the general price level of goods and services rises over time, leading to a decrease in the purchasing power of money. In other words, as inflation increases, each unit of currency buys fewer goods and services. Understanding how inflation works and how it impacts your personal finances can help you better prepare for its effects.

Inflation is typically measured by the Consumer Price Index (CPI), which tracks changes in the price of a basket of goods and services commonly purchased by households. When inflation is moderate, it is often a sign of a growing economy. However, high inflation can erode savings, increase the cost of living, and reduce the value of fixed income. Conversely, deflation, or falling prices, can lead to decreased consumer spending and stifle economic growth. For more detailed information about inflation and its effects, Investopedia provides a thorough breakdown of the concept, which you can read here.

Inflation affects different areas of the economy in various ways. For consumers, inflation can lead to higher prices for everyday items like groceries, housing, and fuel. This is particularly noticeable during periods of hyperinflation, where prices increase rapidly over a short period. In contrast, for businesses, inflation can increase production costs, leading to higher prices for consumers. Additionally, wages often lag behind inflation, which can reduce your real income over time.

One of the primary drivers of inflation is demand-pull inflation, which occurs when the demand for goods and services exceeds supply, pushing prices higher. Cost-push inflation happens when the cost of production increases, such as rising wages or material costs, forcing businesses to raise prices. A third type of inflation, built-in inflation, arises when workers demand higher wages to keep up with rising living costs, which in turn increases prices further.

Inflation can also impact your investments. Assets like stocks and real estate tend to perform well in inflationary environments because their prices generally rise along with inflation. On the other hand, bonds and fixed-income investments may suffer because their returns do not adjust to account for rising prices. To protect yourself, it’s important to have a diversified portfolio and consider inflation-protected securities like Treasury Inflation-Protected Securities (TIPS). You can learn more about protecting your investments from inflation in NerdWallet’s guide here.

By understanding inflation and how it impacts the economy and your finances, you can make informed decisions about spending, saving, and investing.