> What the hedonic adjustment ignores the fact that many of the things people need to live are bought for utility, now how many added features they might have.

> What the hedonic adjustment ignores the fact that many of the things people need to live are bought for utility, now how many added features they might have. That's true. > He is now going to have to buy 10% more toilet paper despite CPI reflecting no inflation in toilet paper prices This is 100% wrong. I don't think anyone should be surprised that professionals who have thought about these things a lot were long aware that a hedonic adjustment is not appropriate for all things. Toiler paper does not get any quality adjustment (hedonic or otherwise) in the CPI calculation. See https://www.bls.gov/cpi/quality-adjustment/ https://www.bls.gov/cpi/quality-adjustment/