A Tokyo businessman wipes his forehead in the summer heat as he looks at stock prices outside a securities company in business district of Tokyo August 4. Tokyo stocks sagged on Wednesday as hopes waned for any immediate U. S. -Japan joint action to bolster a weakened dollar clouding earnings prospects for Japan's mighty exporters. The benchmark Nikkei 225 average finished down 284.55 points or 1.58 percent at 17,685.38.
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