https://www.youtube-nocookie.com/embed/dzfDDOuqRg8
Further reading:
Toward a Reconstruction of Utility and Welfare Economics by Murray N. Rothbard (Chapter 17 in Economic Controversies)
Praxeology, Value Judgments, and Public Policy by Murray N. Rothbard (Chapter 5 in Economic Controversies)
Value Implications of Economic Theory by Murray N. Rothbard (Chapter 12 in Economic Controversies)
The Myth of Efficiency by Murray N. Rothbard (Chapter 13 in Economic Controversies)
The Pareto Rule and Welfare Economics by Jeffrey M. Herbener
Kaldor-Hicks Efficiency and the Problem of Central Planning by Edward P. Stringham
Pareto Optimality, External Benefits and Public Goods: A Subjectivist Approach by Barry P. Brownstein