TORONTO (Reuters) - The Toronto Stock Exchange's main index was hammered by a selloff in resources on Tuesday, plunging more than 3 percent as commodity prices fell, marking its worst day in more than seven months.

China won the most gold at the Olympics, but the country's stock market is in dead last.

NEW YORK (AFP) - Wall Street returns from vacation season to enter what is historically the most perilous period of the year amid conflicting signals about the US economic outlook.

LONDON (Reuters) - U.S. activist hedge fund Atticus Capital has lost more than $5 billion this year, a source familiar with the matter told Reuters, after its funds were hit by heavy falls in financial stocks.

LONDON (AFP) - Europe's main stock markets dropped on Monday after Tokyo closed sharply lower and oil prices rose, while banking shares were in focus after Commerzbank snapped up German peer Dresdner.

NEW YORK - Wall Street tumbled Friday after the government said personal incomes fell last month by the largest amount in nearly three years while consumer spending slowed. The Dow Jones industrial average fell more than 170 points, while a disappointing profit report from computer maker Dell Inc. weighed on the technology-heavy Nasdaq composite index.

CINCINNATI - Authorities in the United Kingdom are investigating potential antitrust violations involving an unnamed Procter & Gamble Co. subsidiary, the consumer products company said Thursday in a Securities and Exchange Commission filing.

LONDON (AFP) - Europe's main stock markets advanced on Friday after share prices had risen sharply in Tokyo on the back of a strong performance by Wall Street overnight.