Value and Exchange
Mises on Marginalism
Subjective-Value Theory
Value is in the eye of the beholder, and hence voluntary trades are win-win activities.
Problems with the Cost Theory of Value
The cost theory could not explain what actually forms spot prices on any given day. The Austrians had a better theory. This was an unambiguous advance in the science of economics, analogous to the superiority of Einsteinian relativity over Newtonian mechanics.
3.01. The Pattern of Indirect Exchange: The Limitations of Direct Exchange
From Man, Economy, and State, narrated by Jeff Riggenbach.
2.07. Speculation and Supply and Demand Schedules
From Man, Economy, and State, narrated by Jeff Riggenbach.