Låt de rika betala mer

Finns det inte förslag på att låta lyxbilar betala högre vägtullar än mer modesta fordon? I vilket fall föreslog nationalekonomins fader Adam Smith, i Wealth of Nations (2.V.III.I.256), att vägar skulle finansieras genom vägtullar beroende på vagnarnas vikt men att lyxvagnar skulle betala mer per viktenhet:

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When the toll upon carriages of luxury, upon coaches, post-chaises, &c. is made somewhat higher in proportion to their weight, than upon carriages of necessary use, such as carts, waggons, &c. the indolence and vanity of the rich is made to contribute in a very easy manner to the relief of the poor, by rendering cheaper the transportation of heavy goods to all the different parts of the country.

Tänka sig.