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Key finance concepts: The cost of equity
6 Jun 2026

Key finance concepts: The cost of equity

by Simon Taylor | posted in: Key finance concepts | 0

The cost of equity is the return that equity investors need to be paid, or to expect to be paid, as compensation for bearing equity risk. That’s the the systemic, undiversifiable risk risk you have to bear if you hold a well-diversified equity portfolio,. It’s a … Continued

CAPM, equity, equity risk premium

About

Simon is Management Practice Professor of Finance at Cambridge Judge Business School. From 2008-2018 he was the first Director of the University of Cambridge Master of Finance (MFin) degree, and was later the first Director of the University's Global Executive MBA. An economist and former equities analyst at JPMorgan and Citigroup, he teaches on financial markets and institutions, infrastructure finance and the world financial system. He is a Fellow in Management at St Catharine's College, Cambridge, where he is a member of the investment committee, and a research associate of the Cambridge Energy Policy Research Group, where he specialises in nuclear finance.

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