American troops in crucial spots still hold the ring between rival groups.

ECONOMIST: Iraq's election

If Target is any guide, it is possible to ring the changes to suit different demographic groups and urban mixes without diluting the brand.

ECONOMIST: Merger at the mall | The

The positive trading update had a familiar ring to it, since other supermarket groups in Britain have also surprised the market with strong sales over the holiday season: J Sainsbury's like-for-like sales rose by 3.7% in the 13 weeks to Jan. 2, while retail bellwether John Lewis said its sales rose 12.7% in the five weeks to Jan. 2.

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