As part of his discussion he brings up the marginal revolution, that is the period when economics was turned on its head by the independent discovery of marginal utility by three economists, William Stanley Jevons, Léon Walras and Carl Menger.
Menger was the founder of the Austrian School of Economics.
How does Worstall introduce the three to the readers of Forbes when he discusses marginal utility?
All economics happens at the margin. That was actually the great insight which gave us neo-classical economics, today’s standard toolkit, at the end of the 19th century. We even call that change the marginalist revolution, ushered in by Walras, Jevons and so on.-RW