Do checking accounts help banks monitor borrowers? If they do, the rationale both for allowing regulated providers of liquidity to also make risky loans to commercial borrowers and for the government's providing deposit insurance becomes clearer. Using a unique set of data that includes monthly...

The authors provide evidence that transactions accounts help financial intermediaries monitor borrowers by offering lenders a continuous stream of data on borrowers' account balances. This information is most readily available to commercial banks, but other intermediaries, such as finance...