The TNS Sofres survey of 950 people suggests that 58% of French people approve while 35% oppose gay marriage.

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"Don't forget Mr Sarkozy won almost half the popular vote when he lost the election, " said Edouard Lecerf, of TNS Sofres.

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But a subsequent stint in the 1990s at the head of the Sofres, a market-research and polling company, introduced him to marketing.

ECONOMIST: Face value

TNS-Sofres, a polling group, down four points from May.

ECONOMIST: The limits of political legerdemain

Taylor Nelson Sofres, a market research firm that measures the preferences of 15, 000 shoppers, says sales of fresh vegetables were up 6.8% last year, compared with just 2.6% for canned vegetables and 1.9% for frozen.

ECONOMIST: Retailing

In the first six months of the year, overall ad spending in the U.S. fell 1.6%, compared with the same period a year earlier, according to data released by TNS, a division of Taylor Nelson Sofres that tracks ad spending across 20 media segments.

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