Abruzzo, Nicole; Park, Yang-Ho - Federal Reserve Board (Board of Governors of the … - 2014
Margin regulation raises two policy concerns. First, an alignment of margins to volatility can amplify procyclicality … following volatility spikes but does not immediately lower margins following volatility declines, implying that margin …-induced procyclicality is more of a concern in recessions than in expansions. In addition, we find some evidence that the margin difference …