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referendum date. Extracting implied distributions from the GBPUSD option volatility surface, we originally estimated, based on …
Persistent link: https://www.econbiz.de/10011688238
implied volatility and compare the spline collocation results with those obtained through arbitrage-free interpolation …
Persistent link: https://www.econbiz.de/10012015886
One of the key components of financial risk management is risk measurement. This typically requires modeling, estimating and forecasting tail-related quantities of the asset returns’ conditional distribution. Recent advances in the financial econometrics literature have developed several...
Persistent link: https://www.econbiz.de/10011866456
differential equation via a forward-backward neural network, also calibrating the related stochastic volatility model when dealing … with European options. The obtained results exhibit accurate approximations of the implied volatility surface. Specifically …
Persistent link: https://www.econbiz.de/10014230888
This paper considers risks of the investment portfolio, which consist of distributed mortgages and sold European call options. It is assumed that the stream of the credit payments could fall by a jump. The time of the jump is modeled by the exponential distribution. We suggest that the returns...
Persistent link: https://www.econbiz.de/10011867389
It is generally said that out-of-the-money call options are expensive and one can ask the question from which moneyness level this is the case. Expensive actually means that the price one pays for the option is more than the discounted average payoff one receives. If so, the option bears a...
Persistent link: https://www.econbiz.de/10012704022
We explore a multi-asset jump-diffusion pricing model, combining a systemic risk asset with several conditionally independent ordinary assets. Our approach allows for analyzing and modeling a portfolio that integrates high-activity security, such as an exchange trading fund (ETF) tracking a...
Persistent link: https://www.econbiz.de/10014446758
This article reviews two leading measures of financial risk and an emerging alternative. Embraced by the Basel accords, value-at-risk and expected shortfall are the leading measures of financial risk. Expectiles offset the weaknesses of value-at-risk (VaR) and expected shortfall. Indeed,...
Persistent link: https://www.econbiz.de/10011867427
With the record high leverage across all segments of the (global) economy, default prediction has never been more important. The excess cash illusion created in the context of COVID-19 may disappear just as quickly as the pandemic entered our world in 2020. In this paper, instead of using any...
Persistent link: https://www.econbiz.de/10012794088
Different types of natural events hit the United States every year. The data of natural hazards from 1900 to 2016 in the US shows that there is an increasing trend in annul natural disaster losses after 1980. Climate change is recognized as one of the factors causing this trend, and predictive...
Persistent link: https://www.econbiz.de/10012422965