The Wealth of Nations by Part 4 Chapter 8 Page 17

Our woollen manufacturers have been more successful than any other class of workmen in persuading the legislature that the prosperity of the nation depended upon the success and extension of their particular business.

They have not only obtained a monopoly against the consumers by an absolute prohibition of importing woollen cloths from any foreign country, but they have likewise obtained another monopoly against the sheep farmers and growers of wool by a similar prohibition of the exportation of live sheep and wool. The severity of many of the laws which have been enacted for the security of the revenue is very justly complained of, as imposing heavy penalties upon actions which, antecedent to the statutes that declared them to be crimes, had always been understood to be innocent. But the cruellest of our revenue laws, I