Wires

CANADA STOCKS-TSX falls on doubts about global growth, earnings

(Updates to mid-morning)

* TSX down 56.72 points, or 0.46 pct, at 12,362.27

* All 10 sectors lower in broad decline

By Claire Sibonney

TORONTO, Oct 9 (Reuters) - Canada's main stock index openedlower on Tuesday, tracking a decline in world markets on cautionabout the upcoming earnings season and the prospects for globalgrowth.

All 10 of the index's sectors fell amid a wave of negativesignals, including a report from the International Monetary Fundthat said the global economic slowdown is worsening. The IMF cutits growth forecasts for the second time since April.

Europe also kept investors on edge as uncertainty about whenSpain will apply for a bailout worried markets and new concernsabout Greece's direction weighed on sentiment.

Commodity and financial shares were among the hardest hit.Barrick Gold

fell 1.4 percent to C$40.54, Suncor Energy

was down 0.8 percent at C$32.73, and Bank of Nova Scotia

lost 0.5 percent to C$53.80.

Bruce Latimer, trader at Dundee Securities, said volumeswere light at the start of a holiday-shortened week as Canadianmarkets were closed on Monday for Thanksgiving Day, while U.S.government offices and some financial markets were shut for theColumbus Day holiday.

"They're just playing at little catch-up here to the U.S.market right now. It's actually kind of a quiet opening here,"he said.

At 10:15 a.m. (1415 GMT), the Toronto Stock Exchange'sS&P/TSX composite index

was down 56.72 points, or 0.46percent, at 12,362.27.

The U.S. quarterly earnings season will get under way laterin the day when Dow component Alcoa Inc

reports after themarket close.

Analysts forecast third-quarter earnings of S&P 500

companies will drop 2.3 percent from the year-before quarter,according to Thomson Reuters data, which would be the first dropin U.S. quarterly earnings in three years.

($1=$0.98 Canadian)

(Reporting by Claire Sibonney; Editing by Peter Galloway)

((claire.sibonney@thomsonreuters.com)(+1 416 941 8142)(ReutersMessaging: claire.sibonney.reuters.com@reuters.net))

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