How Ideas Made the World Rich: A Tribute to Deirdre McCloskey
Deirdre McCloskey has reshaped the study of economic history by insisting that ideas, not institutions or capital, made us rich. This prolific author is one of the rare figures in modern academia whose work crosses disciplines and defies labels.
Drawn as a teenager to utopian and revolutionary theories, McCloskey grew up to realize that noble intentions were no substitute for results. Historical data was clear. Nations grew prosperous not through central planning or redistribution, but through the freedom to invent, trade, and profit from one’s efforts.
McCloskey’s chief contribution is the explanation of “the Great Enrichment,” the astonishing rise in living standards that began around 1800 A.D. This transformation cannot be explained by capital accumulation or colonial exploitation, two popular theories among economists and historians. Instead, it resulted from a moral and cultural revolution — societies began to respect innovation and commerce.
That idea was developed in the “Bourgeois Trilogy” — The Bourgeois Virtues (2006), Bourgeois Dignity (2010), and Bourgeois Equality (2016). Those books offer a sweeping defense of capitalism as a civilizing force. Capitalism’s moral justification is not that it rewards the few but that it liberates the many. The Great Enrichment wasn’t for the top one percent — it was for the bottom ninety.
After pioneering cliometrics, the quantitative study of history, McCloskey became one of economics’ most eloquent critics. The Rhetoric of Economics (1985) and The Cult of Statistical Significance (2008) remind us that economists are storytellers who must persuade with pathos, ethos, and logos, not just with equations. It’s not an attack on science, but a plea for humility and recognition that economic analysis is about real human beings (humanomics).
After World War II, economics pretended to be physics, mistaking mathematical precision for understanding. McCloskey noted that economics was not a purely objective science, but a human conversation. When Milton Friedman argued that economic theories should be judged by their predictions, not their assumptions, he was using rhetorical persuasion. Even Keynes’s “animal spirits” weren’t equations, but metaphors capturing the human element in markets.
McCloskey’s message was not a rejection of economics, but its moral expansion. It was not abandoning rigor, but a demand that we restore sanity to it. In a field that prizes models and metrics, it’s a reminder that wisdom and language still matter.
McCloskey is one of the fiercest defenders of liberty as the source of human progress. At a time when capitalism is under renewed attack and entrepreneurs are often portrayed as villains, Leave Me Alone and I’ll Make You Rich: How the Bourgeois Deal Enriched the World offers a reminder that commerce is not a vice — it is civilization itself.
Prosperity is not the gift of governments, but the result of liberty, trust, and human creativity. When people are free, they make each other rich.
About this Piece
Art Carden, the Margaret Gage Bush Distinguished Professor of Business and Medical Properties Trust Fellow at Samford University, authored this piece with Northwood University Economics and Philosophy Professor Dr. Alexander Tokarev, who was the Academic Lead for the 2025 Northwood University Freedom Seminar. A leading economic historian, Carden presented the finale lecture of this year’s Freedom Seminar, where he discussed the book he co-authored with Deirdre McCloskey, “Leave Me Alone and I’ll Make You Rich: How the Bourgeois Deal Enriched the World.” The book is a Northwood University Omniquest selection. This piece by Carden and Tokarev is featured in the January 2026 edition of When Free to Choose, Northwood’s signature publication dedicated to exploring the importance of free enterprise. Click here to receive this complimentary publication in your inbox!