Compare your household inflation rate with CPI – use our calculator
· Australian Financial ReviewMichelle Bowes and , Daniel Reti
Aug 26, 2026 – 12.02pm
They are some of the biggest financial questions in life: how much can I afford to spend, what kind of return do I need from my investments, and how much money do I need for retirement?
Answering them means relying on formulas that are based on a range of financial assumptions, chief among them the official inflation rate, as measured by the consumer price index.
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Michelle BowesDeputy wealth editorMichelle Bowes is deputy wealth editor at The Australian Financial Review. She has been a business journalist for 25 years and is the author of Money Queens: Rule your Money, an award-winning personal finance book for teenage girls. Email Michelle at michelle.bowes@afr.com
Daniel RetiVisual stories engineerDaniel Reti specialises in data wrangling, developing interactive visuals and digital storytelling. Email Daniel at daniel.reti@nine.com.au
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