The Revolution in Corporate Finance Business School Approach and Economics Department Approach Micro normative and Macro normative "It is not the business of the economist to tell the brewer how to make beer. ■ Some important disagreement: CAPM-Arbitrage price theory DCF-Option price theory 22-322-3 The Revolution in Corporate Finance The Revolution in Corporate Finance ƒ Business School Approach and Economics Department Approach Micro normative and Macro normative “It is not the business of the economist to tell the brewer how to make beer.” ƒ Some important disagreement: CAPM – Arbitrage price theory DCF – Option price theory