In a post published here in mid-November, I traced the Fed's repo-market troubles to post-2008 changes in the importance and volatility of two of the Fed's non-reserve liabilities: TGA balances and the foreign repo pool. Then, in a companion piece, I made some suggestions for reining-in those liabilities, as an alternative to having the Fed continue to increase the size of its balance sheet - one that could actually allow that balance sheet to shrink further. The proposed reforms would even make it relatively easy for the Fed to switch from its present floor