'A remarkable and vitally important book that puts Deleuze and Guattari in conversation with the latest advances in pricing and probability theory, notably Ayache and Meillassoux. Roffe's development of an immanent philosophical theory of the market is commendable and unique, and now stands as a necessary point of reference for future research.' - Eugene Holland, Ohio State University, ... Read moreUSA 'Jon Roffe has taken on an ambitious task, to provide a philosophical road map to prices and valuation in financial markets, and he fulfills this task tremendously well. Mobilizing a diversity of philosophical ideas, Roffe throws new light on well-studied concepts such as the nature of the economic actor, financial risk and price determination. Sociologists of markets, you should expose yourselves to Roffe's ideas it will challenge your current understanding of markets.' - Yuval Millo, University of Leicester, UK Show Less