In his book The Success Equation: Untangling Skill and Luck in Business, Sports and Investing, Michael Mauboussin, head of global financial strategies at Credit Suisse, outlined an intuitive method for judging whether the outcome of a particular activity is driven by luck or skill.
Quite simply, one should ask whether it is possible to lose deliberately. If the answer is affirmative, then skill must be the predominant feature, if negative, then the endeavour is more reliant on luck....
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