Again, there is a slight trend toward divergence of the cost-based and charge-based weights.
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The sentences
We found only a small trend toward increasing divergence of the charge- and cost-based weights during the period 1985-87.
Again, there is a slight trend toward divergence of the cost-based and charge-based weights.
We found only a small trend toward increasing divergence of the charge- and cost-based weights during the period 1985-87.