Invest Like the Best with Patrick O'Shaughnessy cover image

Michael Mauboussin - Man + Machine, Moats, and Power of the Outside View - [Invest Like the Best, EP.37]

Invest Like the Best with Patrick O'Shaughnessy

NOTE

Efficiently Inefficient Markets

Markets cannot be perfectly efficient due to the cost of information gathering and reflection in prices, leading to requisite inefficiencies. The concept of markets being 'efficiently inefficient' implies having enough inefficiency to incentivize market participation while preventing excessive accumulation of money. Evaluating fund performance similar to firm performance through economic profit calculations can determine if a fund is creating or destroying value, offering a meaningful approach to assessing excess returns.

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