By Ellis Mnyandu 43 minutes ago NEW YORK (Reuters) - Stock index futures were little changed on Tuesday as worries about the impact of the credit crisis on the financial sector tempered optimism sparked by a further drop in oil prices.News that JPMorgan Chase (JPM.N) , the No. 3 U.S. bank, has taken another $1.5 billion of write-downs since July fueled concern that fall-out from the housing slump is far from abating.
Swiss bank UBS AG (UBSN.VX) posted a worse-than-expected second-quarter loss, hurt by fresh write-downs and a wave of clients withdrawals. Looking ahead, UBS said it will split off its investment banking unit that made it Europe's top casualty of the credit crunch.
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