[redox99]

Not really.

It means CPI_oct22 - CPI_oct21 < CPI_sep22 - CPI_sep21

d^2p/dt^2 isn't necessarily negative.

[OscarCunningham]

'Inflation is slower now than it was this time last year.'

[Victerius]

Oh, right. I mixed it with month-on-month inflation.