1. What Does an Economic Model of the Medieval Church Offer? -- 2. The Medieval Church as a Multidivisional Firm -- 3. Monasteries as Agents of the Corporate Church -- 4. Attempts to Maintain Market Dominance -- 5. How the Church Preempted the Marriage Market -- 6. How the Church Gained from Usury and Exchange Doctrines -- 7. How the Church Profited from the Crusades -- 8. Product Innovation in a Doctrinal Firm -- 9. The Medieval Church and the Emergence of Capitalism