(Updates with U.S. markets. previous dateline LONDON, changes byline)
By Herbert Lash
NEW YORK, Feb 1 (Reuters) - U.S. stocks see-sawed on Friday as worries about a jobs report that suggested the U.S. economy was on the cusp of recession overshadowed Microsoft Corp's <MSFT.O> bid for Yahoo Inc <YHOO.O> , while European shares gained as miners rose on the purchase of a stake in Rio Tinto.
Oil fell to around $90 a barrel on concerns about the economic slowdown in the United States, the world's top oil consumer, overshadowing an OPEC decision not to raise output.
Investors bet a worsening U.S. employment outlook would force the Federal Reserve to cut interest rates further, pushing U.S. government bond prices higher.
U.S. employers cut payrolls for the first time in 4-1/2 years in January, the government said on Friday.
"There's a tug of war in the market. We have payrolls shrinking but then we have had more M&A news in the last 24 hours than we had in the last 24 days," an equities trader said. "M&A is helping support the market. Payrolls have been a shocker though."
Microsoft's $44.6 billion cash-and-stock offer for Internet company Yahoo suggested stocks were undervalued, and investors snapped up bellwethers like General Electric Co <GE.N>, banks and energy service companies.
The Yahoo deal would be the biggest Internet deal since the Time Warner-AOL merger and seeks to bolster Microsoft against an ever-more powerful Google Inc <GOOG.O>.
Chinese aluminum company Chinalco earlier announced it had bought a 12 percent stake in miner Rio Tinto <RIO.L> jointly with U.S. producer Alcoa <AA.N>. The news lifted mining stocks in Europe, helping mask the impact of more bad news in the U.S. economy.
The Dow Jones industrial average <
> was down 0.24 points, or 0.00 percent, at 12,650.12. The Standard & Poor's 500 Index <.SPX> was up 3.98 points, or 0.29 percent, at 1,382.53. The Nasdaq Composite Index < > was down 3.16 points, or 0.13 percent, at 2,386.70.In Europe the FTSEurofirst 300 <
> index ended 1.83 percent higher at 1,353.91 points. Shares of French bank Societe Generale <SOGN.PA> rose 5.5 percent on a newspaper report that rival Credit Agricole <CAGR.PA> had hired Lazard and its own investment bank, Calyon, to study a bid. Credit Agricole denied comment.Earlier, Japanese shares fell on Friday, hurt by worries about the U.S. economy ahead of the the jobs data and as Sony Corp <6758.T> shares slid after the maker of Playstation game gear cut its profit forecast. The Nikkei 225 closed down 0.7 percent at 13,497.16 points.
Oil prices fell. OPEC ministers meeting in Vienna once again rejected calls from consumer countries to pump more oil amid worries that high fuel prices are adding to recessionary pressures in the West.
U.S. light sweet crude oil <CLc1> fell $2.59, or 2.82 percent, to $89.16 per barrel. London Brent crude <LCOc1> also was lower, down $1.67 at $90.54.
The dollar was up against a basket of major trading-partner currencies, with the U.S. Dollar Index <.DXY> up 0.23 percent at 75.352.
The euro <EUR=> was down 0.24 percent at $1.4829, and against the Japanese yen, the dollar <JPY=> was down 0.02 percent at 106.33. (Additional reporting by Caroline Valetkevitch, Pedro Nicolaci da Costa, Kevin Plumberg in New York and Jeremy Gaunt and Santosh Menon in London; Editing by Leslie Adler)