This volume provocatively rethinks the question of what, how and for whom economics is produced. Academic economists in the twentieth century have presumed to monopolise economic knowledge, seeing themselves as the only legitimate producers and consumers of this highly specialized commodity. This has encouraged a narrow view of economic discourse - the producer/consumer "economy" of economic knowledge - as little more than a private dialog among professionally licensed knowers. This book recasts this narrow view. Its fifteen essays highlight the range of voices (academic and non-academic) in the economic conversation, affirming "what economists know" while challenging their assumed monopoly in the marketplace of ideas. What do Economists Know? collects the reflections of leading economic theorists including Jack Amariglio, John B. Davis, Arjo Klamer, Judith Mehta, Deirdre McCloskey, David F. Ruccio and Grahame F