How earthquake magnitude and USGS alerts work
Magnitude is a single measure of an earthquake’s size, while shaking intensity varies by location, according to the U.S. Geological Survey.
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How the Federal Reserve sets interest rates
The Federal Reserve Act directs monetary policy toward maximum employment, stable prices, and moderate long-term interest rates.
What goes into the price of a gallon of gasoline
The retail price of gasoline includes the cost of crude oil, taxes, refining costs and profits, and distribution and marketing.