Global stocks rise with Dow near 20,000; dollar steady before Fed

By Caroline Valetkevitch NEW YORK (Reuters) - World stock indexes rose while the dollar held steady on Tuesday as investors turned their focus to the U.S. Federal Reserve's expected interest rate hike this week and potential changes in its inflation and growth outlook. Gains in technology and energy companies helped lift the S&P 500 and Dow Jones industrial average to fresh record highs, with the Dow less than 1 percent away from hitting the 20,000 mark for the first time. The move extended