The returns on bank stocks rise and fall with the business cycle, making bank equity financing cheaper in the boom and dearer during a recession. This provides support for prudential tools that give incentives for banks to build capital buffers at times when the cost of equity is lower. In...

Up to a point, banks and markets both foster economic growth. Beyond that limit, expanded bank lending or market-based financing no longer adds to real growth. But when it comes to moderating business cycle fluctuations, banks and markets differ considerably in their effects. In normal...