Investing · Western classics
David Ricardo：On the Principles of Political Economy and Taxation, Excerpt 9
David Ricardo《On the Principles of Political Economy and Taxation》· On the Principles of Political Economy and Taxation · Investing
That this is really the foundation of the exchangeable value of all things, excepting those which cannot be increased by human industry, is a doctrine of the utmost importance in political economy; for from no source do so many errors, and so much difference of opinion in that science proceed, as from the vague ideas, which are attached to the word value.
Source：
https://www.gutenberg.org/ebooks/33310
Locator：Excerpt 9 · Verified：2026-10-19 · Verification：Short excerpt
Today's question
Does this passage change one judgment about money or risk today?
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