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Why does an interest-rate change take time to affect inflation?

A central bank can announce a decision today while many prices and contracts were set earlier. Businesses and households then respond on different schedules. Existing agreements and infrequent price changes offer possible explanations for a delay, but they do not create a reliable countdown to a particular inflation result.

3–7 min

Questions you could explore

  • Which decisions could respond quickly, and which would wait for a contract or price review?

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Economics and money

Why can Ireland’s inflation rate differ from your shopping bill?

A national price index combines many purchases that no single household makes in exactly the same proportions. Ireland's Consumer Price Index uses spending weights, so changes in different prices contribute unequally to the overall figure.

4–5 min
Economics and money

What does a free afternoon still cost you?

An hour can be free of charges and still be scarce. Choosing one use means giving up the best available alternative, which is the opportunity cost even when no money changes hands.

3–5 min
Economics and money

How can insurance spread financial risk across a group?

An uncertain large loss for one person can become part of a wider pool of risks. Insurance connects that pooling with a contract and a premium, while the contract still determines which losses are covered.

3–7 min
Why does an interest-rate change take time to affect inflation? | Speech Topic | speaking.app