By Tatiana Bautzer NEW YORK (Reuters) -Morgan Stanley co-president Dan Simkowitz said on Tuesday there is "dramatic improvement" on the deals outlook, not just compared with the months where tariff volatility froze discussions, but considering a longer period in the decade. Simkowitz said at a banking conference that companies are gaining confidence in reacting to deregulation policies, tax cuts and potential interest rate cuts through the end of the year. The executive said that after three years of lo ...