He has written and spoken on questions of political economy, economic history, monetary theory and policy, and natural law theory. He is the author of seventeen books, including On Ordered Liberty (2003), The Commercial Society (2007), Wilhelm Röpke’s Political Economy (2010); Becoming Europe (2013); and The Next American Economy: Nation, State and Markets in an Uncertain World (2022). Two of his books have been short-listed for Conservative Book of the Year, and one of his books was short-listed for the 2023 Hayek Prize. Many of his books and over 700 articles and opinion pieces have been translated into a variety of languages.

He has published in journals such as the Harvard Journal of Law and Public Policy; Journal of Markets & Morality; Economic Affairs; Law and Investment Management; Journal des Economistes et des Etudes Humaines; Notre Dame Journal of Law, Ethics and Public Policy; Oxford Analytica; Communio; Journal of Scottish Philosophy; University Bookman; Foreign Affairs; and Policy. He is a regular writer of opinion-pieces which appear in publications such as the Wall Street Journal; Foreign Affairs; The Daily Telegraph; First Things; Investors Business Daily; The Spectator; Law and Liberty; Washington Times; Washington Examiner; Revue Conflits; American Banker; National Review; Public Discourse; American Spectator; El Mercurio; Australian Financial Review; Jerusalem Post; La Nacion; and Business Review Weekly. He has served as an editorial consultant for the Italian journal, La Societa, and American correspondent for the German newspaper Die Tagespost. He has also been cited in the New York Times, the Wall Street Journal, Forbes, Time Magazine, Christian Science Monitor, the Washington Post, the New Yorker, Reuters, and the Holy See’s L’Osservatore Romano.

In 2001, he was elected a Fellow of the Royal Historical Society, and a Member of the Mont Pèlerin Society in 2004. In 2008, he was elected a Member of the Philadelphia Society, and a Member of the Royal Economic Society. He served as President of the Philadelphia Society from 2019-2021. He was made a Distinguished Fellow of the Philadelphia Society in 2023. He is also a Contributor to Law and Liberty and an Affiliate Scholar at the Acton Institute. In May 2024, he was profiled in the Wall Street Journal.

He sits on the Academic Advisory Boards of the Institute of Economic Affairs, London; Campion College, Sydney; La Fundación Burke, Madrid; the Instituto Fe y Libertad, Guatemala; and the Friedman-Hayek Center at the Universidad de CEMA, Buenos Aires. He also serves on the editorial boards of the Journal of Markets and Morality and Revista Valores en la sociedad industrial.

In 2024, he was awarded the prestigious Bradley Prize by The Lynde and Harry Bradley Foundation.