Lately, bond ETFs have received a lot of attention for tracking widely from the indexes they are supposed to follow.

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To be sure, cookie technology does not prove perfect causality, but it provides a lot more transparency than simply tracking "click-through rates"--or running a print ad in a newspaper or magazine.

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The self-tracking movement has already done a lot to raise awareness.

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The advice is almost pure Bogleism a religious doctrine holding that costs matter a lot and that most savers would be better off passively tracking the market than trying to beat it.

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But the ball-tracking element of the DRS has shown that an awful lot of these appeals are out.

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It's definitely a good sales pitch, but the next step is for the FCC to invite public comment and have its commissioners vote, and a lot can happen between now and then, so we'll be tracking this one closely.

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