Since inflation is a 1st derivative of price, 4th derivative of inflation would actually be a 5th derivative of price. It'd be like: "The increase of the accele

Since inflation is a 1st derivative of price, 4th derivative of inflation would actually be a 5th derivative of price. It'd be like: "The increase of the acceleration of the rate of price increase is slowing." Definitely not a statement that I would be able to visualize :)