Showing 1 - 10 of 107
arguably a superior proxy to credit risk than bond spreads. The variables considered include fixed-income as well as equity … markets data. We thus provide an international analysis of corporate credit risk, and some results on sovereign risk. Simple … bond spreads when pricing credit risk. …
Persistent link: https://www.econbiz.de/10005859382
In this paper the performance of locally risk-minimizing hedge strategies for European options in stochastic volatility … large class of diffusion-type stochastic volatility models, and they are as easy to implement as usual delta hedges. Our … simulation results on model risk show that the locally risk-minimizing hedges are robust with respect to uncertainty and even …
Persistent link: https://www.econbiz.de/10005858246
This empirical study analyzes market and currency risk premia during financial and political crises within the … Germany. Market risk is measured against the world market and currency risk against the deposits in Swiss franc, British pound … significant time-varying market and currency risk premia. The market prices of risk and risk premia are both statistically and …
Persistent link: https://www.econbiz.de/10005858143
This paper is about contagion and interdependence among Central European economies. It investigates the extent to which country-specific shocks spread across these countries beyond the normal channels of interdependence, taking into account common external shocks. To model such shocks, we make...
Persistent link: https://www.econbiz.de/10005858999
for corporate debt, credit default swaps and collateralized debt obligations by decomposing the risk structure arisingfrom …
Persistent link: https://www.econbiz.de/10005858385
convex risk measure. The key tools for our investigations are a representation of conditional convex risk measures (or MCUFs …
Persistent link: https://www.econbiz.de/10005858886
the Silvermann's method. This paper can be seen as a model risk study that emphasizes the possible errors induced by the …
Persistent link: https://www.econbiz.de/10005858908
We introduce a new approach on shape preserving estimation of cumulative distribution functions and probability density functions using the wavelet methodology for multivariate de- pendent data. Our estimators preserve shape constraints such as monotonicity, positivity and integration to one,...
Persistent link: https://www.econbiz.de/10005858870
This paper presents a new method to detect informed trading activities in the options markets.An option trade is identified as informed when it is characterized by an unusual largeincrement in open interest and volume, induces large gains, and is not hedged in the stock market.For the period...
Persistent link: https://www.econbiz.de/10005868704
Ziel dieses Beitrages ist es, die Zusammenhänge zwischen den Binomialmodellen der Operationsbewertung (Replikation bzw. Methode der risikoneutralen Wahrscheinlichkeiten) und dem Black/Scholes Modell aufzuzeigen und zu analysieren...
Persistent link: https://www.econbiz.de/10005856980