GLOBAL MARKETS-Earnings outlook lifts equities; dollar up on economy view

* Dollar bounces for first day in four * Alcoa's results boost sentiment, shares rise 3.5 percent * Automaker shares lead rise in European equities * Brent oil rises toward $108 a barrel on Ukraine worries (Adds close of European bond, equity markets) By Herbert Lash NEW YORK, April 9 (Reuters) - Global equity markets rose on Wednesday after better-than-expected corporate results boosted sentiment on the outlook for first-quarter earnings, while the dollar gained on optimis