Wal-Mart, with its hyperefficient supply chain, is so good at squeezing costs that it has a measurable effect on the national inflation rate.
沃尔玛拥有效率极高的供应链，因此很好地压制了成本，甚至对全国的通货膨胀都有较大的影响。
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The effect of this consolidation on America's local Banks may seem clear: they are squeezed by the big boys, just as retailers are when Wal-Mart or Toys "r" us comes to town.