While mutual fund expense ratios and trading commissions may not seem like much, they add up over time.

一直以来，互惠基金的费用比率和交易现金总计也不多。

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Slippage tends to be a much bigger expense than commissions.

一般滑点亏损比手续费还严重。

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Brokerage commissions are a huge expense for most funds.

FORBES: Time��s Running Out For America��s Pensions (May 1, 2003 )

Then, by adding two known costs, the annual expense ratio and trading commissions, Barra computed what it calls a fund's hurdle rate.

FORBES: The hidden cost of trading

How can this be, that the expense ratios disclosed to fund customers omit commissions?

FORBES: Hidden Expenses