Fed's Musalem Says Companies Are Feeling Cost Pressures, People Challenged By Inflation; Policy Is In A Good Place; Focused On PCE Inflation, Rather Than CPI; Don't See Productivity Growth In Macro Data Yet; Asked About NY Fed Study On Tariffs That White House Adviser Criticized, Says It's Important Fed Banks Do Research Based On Facts And Objectivity; We Have The Best Economy Because We Have The Best Research, Which Informs Policy Decision