Former Philadelphia Fed President Charles Plosser says two percent inflation target is achievable and vacancies at the Fed are the result of politicization. Gregg Lemkau, Goldman Sachs' co-head of investment banking, says the lack of predictability in the Trump administration has people pausing on deals and transactions. Finally, Atul Lele, Deltec's chief investment officer, says U.S. economic expansion has been driven mainly by private industry.