In the past year, service on the existing metro line has become more frequent, and a road connecting the complex to a nearby highway was finished.

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The latest tram line would operate from the existing Midland Metro line terminus at Snow Hill and run between New Street Station, the ICC, Brindley Place and Five Ways.

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Each Saturday Sreedharan dons a white hard hat and personally inspects part of Delhi Metro's citywide expansion that will extend its existing 40-mile reach.

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In Germany, Metro will add Wal-Mart's hypermarkets to its existing Real chain of 288 stores.

ECONOMIST: Retailing