SYDNEY (Reuters) - BHP Billiton , the world's biggest miner, said it expects commodity markets to cool further and that investors had lost confidence in the longer-term health of the global economy.

NEW YORK (Reuters) - When Jennifer Anderson's family could no longer afford their mortgage and lost their home, she expected many years to pass before they would again become property owners.

TOKYO (Reuters) - Asian shares fell and the dollar rose broadly on Wednesday after efforts to form a new government in Greece collapsed, fuelling fears that a second election in June could precipitate Athens' exit from the euro zone and deepen the bloc's debt crisis.

DETROIT/SAN FRANCISCO (Reuters) - General Motors Co said on Tuesday it will stop advertising on Facebook, even as the social networking website prepares to go public, with a source familiar with the matter saying the automaker had decided Facebook's ads had little impact on consumers.

NEW YORK/SAN FRANCISCO (Reuters) - Facebook Inc will increase the size of its initial public offering by 25 percent to raise about $15 billion, a source familiar with the matter said, as strong investor demand for a share of the No.1 social network trumped ongoing debate about the company's long-term potential to make money.

TAMPA, Florida (Reuters) - The FBI has opened an inquiry into the multibillion-dollar trading losses at JPMorgan Chase, stepping up pressure on the bank after key U.S. agencies said they were looking into high-risk trades that first drew regulators' attention last month.

(Reuters) - Chesapeake Energy Corp increased a planned loan even as its credit rating deteriorated on Tuesday, adding pressure on the natural gas producer to deliver crucial asset sales.

WASHINGTON (Reuters) - President Barack Obama has $500,001 to $1 million in a JPMorgan Chase private client asset management checking account, according to financial disclosures released by the White House on Tuesday.

(Reuters) - Berkshire Hathaway added new positions in automaker General Motors and media conglomerate Viacom in the first quarter and cut its stake in chipmaker Intel by 33 percent, the conglomerate said in a quarterly holdings statement on Tuesday.

NEW YORK (Reuters) - Stocks fell for the eighth day in the past 10 on Tuesday as uncertainty stemming from the political stalemate in Greece gave investors another reason to be cautious and sellers came out in force late in the session.