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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...
Persistent link: https://www.econbiz.de/10012461167
depression, this paper embeds a trade-off theory of capital structure into a real business cycle model with a small, time …
Persistent link: https://www.econbiz.de/10012461632
Employing a large number of real and financial indicators, we use Bayesian Model Averaging (BMA) to forecast real-time measures of economic activity. Importantly, the predictor set includes option-adjusted credit spread indexes based on bond portfolios sorted by maturity and credit risk as...
Persistent link: https://www.econbiz.de/10012461932
While the Sharpe ratio is still the dominant measure for ranking risky assets, a substantial effort has been made over the past three decades to find a way to account for non-Normally distributed risks. This paper derives a generalized ranking measure which, under a regularity condition,...
Persistent link: https://www.econbiz.de/10012459163
regulatory purposes. Despite its conceptual simplicity, its measurement is a very challenging statistical problem and none of the …
Persistent link: https://www.econbiz.de/10012471443
The consumption beta theorem of Breeden makes the expected return on any asset a function only of its covariance with changes in aggregate consumption. It is shown that the theorem is more robust than was indicated by Breeden. The theorem obtains even if one deletes Breeden's assumptions that...
Persistent link: https://www.econbiz.de/10012478428
This paper studies U.S. banks' exposure to interest rate and credit risk. We exploit the factor structure in interest rates to represent many bank positions in terms of simple factor portfolios. This approach delivers time varying measures of exposure that are comparable across banks as well as...
Persistent link: https://www.econbiz.de/10012457333
The potential for portfolio diversification is driven broadly by two characteristics: the degree to which systematic risk factors are correlated with each other and the degree of dependence individual firms have to the different types of risk factors. Using a global vector autoregressive...
Persistent link: https://www.econbiz.de/10012467187
How does the market value complex structured-credit securities? This issue is central to understanding the current financial crisis and identifying effective policy measures. We study this issue from a novel perspective by contrasting the valuation of CDO equity with that of bank stocks. This is...
Persistent link: https://www.econbiz.de/10012463777
Current practice largely follows restrictive approaches to market risk measurement, such as historical simulation or … cross-fertilize the academic and practitioner communities, promoting improved market risk measurement technologies that draw …
Persistent link: https://www.econbiz.de/10012460575