In the following video, senior advisor to the Motley Fool's Rule Your Retirement service Robert Brokamp takes a question from a Fool reader, who asks, "My 401(k) has an S&P 500 index fund with an expense ratio that is only 0.05% and has a return of 6.85% so far this year. My other fund has an expense ratio of 0.93% and only returned 4.19%. I'm paying more to get less return! Any suggestions?"

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