The Consumer Price Index (CPI) measures the average change in prices over time for a specific set of goods and services, reflecting changes in the cost of living. CPI is crucial for understanding ...

The CPI tracks the prices of hundreds of consumer goods and services across the U.S., providing information on how much they are increasing or decreasing over time. When costs rise rapidly and incomes ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...