Showing 1 - 10 of 318
In this short paper, we study the asymptotics for the price of call options for very large strikes and put options for very small strikes. The stock price is assumed to follow the Black-Scholes models. We analyze European, Asian, American, Parisian and perpetual options and conclude that the...
Persistent link: https://www.econbiz.de/10011300319
Managing unemployment is one of the key issues in social policies. Unemployment insurance schemes are designed to cushion the financial and morale blow of loss of job but also to encourage the unemployed to seek new jobs more proactively due to the continuous reduction of benefit payments. In...
Persistent link: https://www.econbiz.de/10012126434
condition for the unified model to support a perpetual derivative. Discrete binomial pricing under the unified model is also …
Persistent link: https://www.econbiz.de/10015065971
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
stochastic volatility model and Brent’s iterative root-finding method for the calculation of implied volatilities. The numerical …
Persistent link: https://www.econbiz.de/10012016033
This paper discusses the generalized Black-Scholes-Merton model, where the volatility coefficient, the drift … that the volatility, the drift, and the interest rate depend on a gamma or inverse-gamma random variable. This model …
Persistent link: https://www.econbiz.de/10014335849
as within its most common extensions (the jump-diffusion, the stochastic volatility and the stochastic interest rates …
Persistent link: https://www.econbiz.de/10012019000
implied volatility and compare the spline collocation results with those obtained through arbitrage-free interpolation …
Persistent link: https://www.econbiz.de/10012015886
We model the logarithm of the spot price of electricity with a normal inverse Gaussian (NIG) process and the wind speed and wind power production with two Ornstein–Uhlenbeck processes. In order to reproduce the correlation between the spot price and the wind power production, namely between a...
Persistent link: https://www.econbiz.de/10011867386
Wind-power generators around the world face two risks, one due to changes in wind intensity impacting energy production, and the second due to changes in electricity retail prices. To hedge these risks simultaneously, the quanto option is an ideal financial tool. The natural logarithm of...
Persistent link: https://www.econbiz.de/10014497409