Efficient markets mean you don't need to outguess them
The efficient markets hypothesis was explained as meaning market prices reflect available information, so the practical implication is investors don't need to try to beat the market to have a good experience.
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You've read the thesis and who argued it. A free account opens the argument, what validates it, the risks the show raised, and the moment in the episode where it was said — 3 ideas in full a day, no card.