By Koh Gui Qing and Saikat Chatterjee NEW YORK (Reuters) -Global stocks and government bonds plunged again on Monday and the dollar hit two-decade highs, as red-hot U.S. inflation fuelled worries about even more aggressive policy tightening in a big week for central banks. Underscoring concerns that tighter monetary conditions may cool the U.S. economy to the point of bringing on a recession, the gap between U.S. two- and 10-year Treasury yields inverted on Monday for the first time since April, an occurrence that can herald an economic contraction. Monday’s sell-off pushed the U.S. S&P 500 in…