We propose several connectedness measures built from pieces of variance decompositions, and we argue that they provide natural and insightful measures of connectedness among financial asset returns and volatilities. We also show that variance decompositions define weighted, directed networks, so...

We disentangle U.S. credit spreads' evolution into two distinct parts resulting from market risk and default risk influences. We consider credit spreads (versus Treasury yields) as a credit risk proxy and S&P500 stock index as a market/systematic risk proxy. Such data allow for achieving a...