Because the tax changes were front-loaded, they are almost complete: the Institute for Fiscal Studies (IFS), a think-tank, reckons four-fifths have been made.
For the past two years America's central bankers have spoken in similar terms about the peril of inflation, and have been nearly unanimous when it comes to big rate moves.
Fourthly, the variations in the price of labour not only do not correspond, either in place or time, with those in the price of provisions, but they are frequently quite opposite.