On a related note, since mid-April, the Fed has withdrawn –$140B of liquidity from the financial system: https://news.ycombinator.com/item?id=32929454 and earlier this year announced that it plans to continue withdrawing liquidity from the financial system at the rate of $90B/month for the foreseeable future. The innocuous term for these withdrawals is "quantitative tightening." There are no historical precedents for…
at $90B/month it will take 89 months to unload.
The optimal Fed balance sheet is estimated to be around $4tn [1].
A Fed with a ballooning balance sheet distorts financial markets. A Fed with no assets must do weird stuff to fight inflation, which distorts financial markets. (In a non-reserve case, a central bank with no reserves goes bust.)
[1] https://advisors.vanguard.com/insights/article/thefedsplanto...