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Inflation measurement

Different core measures, such as CPI-based core CPI and core PCE, have different weights and can show slightly different magnitudes and timing.

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Jan 8, 2026
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How did Trump's policies in 2025 affect the economy and inflation?

President Trump’s 2025 policies—most notably sweeping, high tariffs, tax-cut extensions and pressure on the Federal Reserve—had mixed effects: headline and core inflation in late 2025 were reported lo...

Jan 21, 2026

How did core inflation (excluding food and energy) trend from 2017 to 2020?

— the CPI measure that excludes food and energy — was broadly steady and close to long-run view in the three years before the pandemic, averaging just above 2% from 2017 through 2019, and showed no la...