Inflation explained: why prices rise and how it is measured
Prices rise for different reasons, and statisticians track them with a basket of everyday goods. Why central banks want a little inflation, not none.
Business & Tech
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What is a stock market index? The S&P 500, FTSE 100 and others explained
When the news says markets rose, it means an index did. What the S&P 500, FTSE 100 and Nikkei track, and why a few giant companies move them.