In this volume, Destutt de Tracy provides one of the clearest statements of the economic principles of the Idéologues. Placing the entrepreneur at the center of his view of economic activity, he argues against the luxurious consumption of the idle rich and recommends a market economy with low taxation and minimum state intervention. Destutt de Tracy sent the text of to Thomas Jefferson in hopes of securing its translation in the United States. It was met with enthusiastic approval. Jefferson wrote to the publisher, “The merit of this work will, I hope, place it in the hands of every reader in our country.” is Professor of Political Theory at Queen Mary, University of London.