The metrics commonly used by economists to measure inflation include various price indices, such as the Consumer Price Index (CPI) and the Producer Price Index (PPI). These indices track changes in the prices of goods and services over time, providing insights into overall price levels and cost of living adjustments. Inflation can also be assessed through core inflation measures, which exclude volatile items like food and energy to offer a clearer view of underlying price trends. Additionally, economists may analyze factors like wage growth and purchasing power to understand the broader implications of inflation on the economy. Overall, these metrics play a crucial role in shaping monetary policy and economic forecasts.