Day trading for fun is a 'losing proposition,' Princeton economist and author Burton Malkiel warns

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· *Many day traders are betting on stocks like they're sports teams and will likely end up poorer, Wealthfront's investment chief Burton Malkiel said in a recent MarketWatch interview.*
· *"To go and day trade and think that you are investing, that's what I think is absolutely wrong and is likely to be simply disastrous...