The successful firm will want to replace those products whose profit levels make them marginal ventures with new lines of merchandise that have better profit potential.

成功的企业需要用有潜在的高额利润的新品种来替换那些利润水平只够勉强维持收人的产品。

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Preuss said the lines of people searching for discounted merchandise said a lot about the shape of the economy.

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Along with faster checkout lines and brighter stores, the merchandise and layout improvements have Wal-Mart's customer service scores at their highest levels in years.

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This is evident at street level: in the brand of convenience store, in the merchandise for sale and whether or not the telephone lines are buried underground.

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