With option-implied volatility indices, we provide a new tool for event studies in a network setting and document systemic risk in the spillover networks across global financial markets. Network linkages are sufficiently asymmetric because the US stock and bond markets play as dominant...

We identify networks of volatility spillovers and examine time-varying spillover intensities with daily implied volatilities of US Treasury bonds, global stock indexes, and commodities. The US stock market is the center of the international volatility spillover network and its volatility...

With option-implied volatility indices, we identify networks of global volatility spillovers and examine time-varying systemic risk across global financial markets. The US stock market is the center of the network and plays a dominant role in the spread of volatility spillover to other markets....

We document asymmetric networks of implied volatility spillovers across global stock and commodity markets as well as the US Treasury market. There are significant asymmetries in the roles of US stock and bond markets as volatility suppliers to other countries and markets. Shocks from the US...