By Julie Crawshaw and Forrest Jones The Federal Reserve is propping up the entire U.S. economy by buying 61 percent of the government debt issued by the Treasury Department, a trend that cannot last, Lawrence Goodman, a former Treasury official and current president of the Center for Financial Stability, writes in a Wall Street Journal opinion article published Wednesday. „Last year the Fed purchased a stunning 61 percent of the total net Treasury issuance, up from negligible amounts prior to the 2008 financial crisis,“ Goodman writes. Goodman also warns that U.S. economy and ...