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<!-- -->It's a vicious circle long familiar to those in traditional finance: trades made with borrowed money coming apart when the value of their collateral put up against the loans drops, forcing liquidations that in turn push prices…

They are just possibilities, but worries about them are weighing on the markets.Stock and bond markets in disarrayYields on long-term bonds have fluctuated, suggesting the markets have little conviction about where the economy is headed.If…

WASHINGTON: The idea of the United States government breaching its "debt limit" sounds scary. But what, exactly, are lawmakers in Washington fighting about? The debt limit is a nearly century-old artificial cap that Congress placed on the…