A year after Wall Street went into a tailspin, the Fed continues to take unprecedented steps to revive the economy. David Wessel has penned a book about Ben Bernanke and the changing role of the Fed. He answered questions in…

Paul Solman: The Federal Reserve has long had a reputation for being secretive. Its closed-door policy has fueled suspicions and countless conspiracy theories since the central bank was established nearly a century ago. And since the Fed has moved rapidly…

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