Markets rebound as policymakers further boost liquidity

WASHINGTON/LONDON (Reuters) - European and American stocks rebounded on Thursday, halting further declines, in a sign further steps to boost liquidity by the U.S. Federal Reserve and other central banks has tentatively calmed markets that still fear a coronavirus-induced slowdown.The Fed's most recent move to reduce risk and loosen up tight markets, especially trading for Treasury securities, helped lift the dollar to a fresh three-year high against a basket of major currencies and push bond..