Future of the Fed’s Balance Sheet: Fed’s Logan on How Assets Might Shift from Longer-Term Securities to Short-Term T-Bills, Repos, and Loans after QT Ends. MBS Entirely Off the List Future of the Fed’s Balance Sheet: Fed’s Logan on How Assets Might Shift from Longer-Term Securities to Short-Term T-Bills, Repos, and Loans after QT Ends. MBS Entirely Off the List