marginalisti
Marginalisti refers to economists who employ marginal analysis in their theories. This approach focuses on the effects of small, incremental changes on economic variables, such as the additional satisfaction gained from consuming one more unit of a good (utility) or the additional cost incurred by producing one more unit of output (marginal cost). The marginalist school of thought emerged in the late 19th century, with key figures including William Stanley Jevons, Carl Menger, and Léon Walras. They independently developed similar ideas, leading to what is often called the "marginal revolution."
Marginalism provided a new framework for understanding value, shifting the focus from the labor theory of value,