Capital surcharges on global systemically important banks (GSIBs) decrease lending to firms but do not have any real effects. Banks subject to higher surcharges reduce loan commitments relative to other banks. In response to surcharges, GSIBs also lower their estimates of firm risk. Firms' total...

We show that U.S. banks do not engage in zombie lending to firms of deteriorating profitability, irrespective of capital levels and exposure to such firms. In contrast, unregulated financial intermediaries do, originating more and cheaper loans to these firms. We establish these results using...