> because if the impact of monetary supply increases on business and asset prices is different This is why we have https://en.wikipedia.org/wiki/Consumer_price

> because if the impact of monetary supply increases on business and asset prices is different This is why we have https://en.wikipedia.org/wiki/Consumer_price_index https://en.wikipedia.org/wiki/Consumer_price_index vs https://en.wikipedia.org/wiki/Producer_price_index https://en.wikipedia.org/wiki/Producer_price_index vs https://en.wikipedia.org/wiki/GDP_deflator https://en.wikipedia.org/wiki/GDP_deflator and chained vs non-chained versions of some of these. Measuring "inflation" is hard.