By Howard Schneider

WASHINGTON (Reuters) -Federal Reserve officials are preparing to gather on Tuesday for a two-day meeting amid rising concerns about the central bank’s independence and uncertainty about the composition of its policy-setting committee, as President Donald Trump pushes ahead with a rushed effort to overhaul a pillar of the U.S. economy.

A federal appeals court is expected to rule on Monday on whether Fed Governor Lisa Cook can continue in her job while litigation over Trump’s attempt to fire her is pending, a ruling that could either upend the Fed’s standing as an institution largely free from executive branch influence in setting monetary policy, or reaffirm it at least for now.

However the court rules, an immediate appeal to the U.S. Supreme Court is expected, adding

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