The Federal Reserve said Wednesday it will begin selling the corporate bonds and ETFs it purchased last year to shore up market liquidity. Why it matters: The enormity of the Fed's emergency response after the onset of the pandemic was without precedent. The liquidity it injected into the market supported asset prices and encouraged lending — and probably helped avert a drawn-out recession.Stay on top of the latest market trends and economic insights with Axios Markets. Subscribe for freeBut cri