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Twin Picks: Disentangling the Determinants of Risk-Taking in Household Portfolios
(2013-03-21)
This paper investigates risk-taking in the liquid portfolios held by a large panel of Swedish twins. We document that the portfolio share invested In risky assets is an increasing and concave function of financial wealth, ...
Systemic Risk in the Financial Sector: What Can We Learn from Option Markets?
(2014-12-14)
We propose a novel approach on how to estimate systemic risk and identify its key determinants. For US financial companies with publicly traded equity options, we extract option-implied value-at-risks and measure the ...
Equilibrium Asset Pricing in Directed Networks
(2018-10-16)
Directed links in cash flow networks affect the cross-section of price exposures and market prices of risk in equilibrium. In an asset pricing model featuring mutually exciting jumps, we measure directedness through an ...
Insurance Activities and Systemic Risk
(2015-12-01)
This paper investigates systemic risk in the insurance industry. We first analyze the systemic contribution of the insurance industry vis-à-vis other industries by applying 3 measures, namely the linear Granger causality ...
On the Applicability of Maximum Likelihood Methods: From Experimental to Financial Data
(2013-12-24)
This paper addresses whether and to what extent econometric methods used in experimental studies can be adapted and applied to financial data to detect the best-fitting preference model. To address the research question, ...
The Impact of Network Connectivity on Factor Exposures, Asset Pricing and Portfolio Diversification
(2016-10-01)
We show that property damages from weather-related natural disasters significantly weaken the stability of banks with business activities in affected regions, as reflected in lower z-scores, higher probabilities of default, ...
Estimation and Model-Based Combination of Causality Networks
(2017-01-31)
Causality is a widely-used concept in theoretical and empirical economics. The recent financial economics literature has used Granger causality to detect the presence of contemporaneous links between financial institutions ...
Natural Disaster and Bank Stability: Evidence from the U.S. Financial System
(2018-04-01)
We show that property damages from weather-related natural disasters significantly weaken the stability of banks with business activities in affected regions, as reflected in lower z-scores, higher probabilities of default, ...
Systemic risk for financial institutions of major petroleum-based economies: The role of oil
(2017-11-05)
This paper examines the relationship between oil price movements and systemic risk of many financial institutions in major petroleum-based economies. We estimate ?CoVaR for those institutions and thereby observe the presence ...
Idiosyncratic Volatility Puzzle: The Role of Assets' Interconnections
(2018-08-08)
The paper investigates the determinants of the idiosyncratic volatility puzzle by allowing linkages across asset returns. The first contribution of the paper is to show that portfolios sorted by increasing indegree computed ...