A Connecticut Yankee in King Arthurs Court by Mark Twain Chapter 33 Page 14

It was a crusher.

But, alas! it didn’t crush. No, I had to give it up. What those people valued was high wages; it didn’t seem to be a matter of any consequence to them whether the high wages would buy anything or not. They stood for “protection,” and swore by it, which was reasonable enough, because interested parties had gulled them into the notion that it was protection which had created their high wages.

I proved to them that in a quarter of a century their wages had advanced but 30 per cent., while the cost of living had gone up x0; and that with us, in a shorter time, wages had advanced 40 per cent. while the cost of living had gone steadily down. But it didn’t do any good. Nothing could unseat their strange beliefs.