The Wealth of Nations by Part 5 Chapter 2 Page 59

undertaxed, and it is applied to the relief of those which by the same assessment are overtaxed. Two districts, for example, one of which ought in the actual state of things to be taxed at nine hundred, the other at eleven hundred livres, are by the old assessment both taxed at a thousand livres.

Both these districts are by the additional tax rated at eleven hundred livres each. But this additional tax is levied only upon the district undercharged, and it is applied altogether to the relief of that overcharged, which consequently pays only nine hundred livres. The government neither gains nor loses by the additional tax, which is applied altogether to remedy the inequalities arising from the old assessment. The application is pretty much regulated according to the discretion of the intendant of the generality, and must,