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Several studies incorporating estimated volatilities into option pricing formulas have appeared in the literature. However, the models described in these studies tend to perform quite poorly in out-of-sample tests. In particular, significant departures from the observed prices can be seen for...
Persistent link: https://www.econbiz.de/10005063606
We consider the behavior of the price of a continuously stored commodity, for which discounted price is a non-constant martingale, and thus not-predictable. We prove that the discounted price realization is within any given neighborhood of zero, with any given probability less than 1, beyond a...
Persistent link: https://www.econbiz.de/10005699619
This article analyzes the specifications of option pricing models based on time-changed Levy processes. We classify option pricing models based on (i) the structure of the jump component in the underlying return process, (ii) the source of stochastic volatility, and (iii) the specification of...
Persistent link: https://www.econbiz.de/10005699646
The aim of this work is to study the pricing problem for derivatives depending on two stocks driven by a bidimensional Lévy process. The main idea is to apply Girsanov's Theorem for Lévy processes, in order to reduce the posed problem to the pricing of a one Lévy driven stock in an auxiliary...
Persistent link: https://www.econbiz.de/10005699662
log-stable, the Risk Neutral Measure (RNM) under which asset and derivative prices may be computed as expectations is not …
Persistent link: https://www.econbiz.de/10005328962
We provide an analytical and flexible framework to evaluate incentive options. Our model not only considers vesting periods and trading and hedging restrictions on the holders, but also specifically includes provisions of reloading and resetting to capture the fact that firms tend to grant more...
Persistent link: https://www.econbiz.de/10005329033
The paper applies methods of functional data analysis – functional auto-regression, principal components and canonical correlations – to the study of the dynamics of interest rate curve. In addition, it introduces a novel statistical tool based on the singular value decomposition...
Persistent link: https://www.econbiz.de/10005342237
Portfolio managers use index futures for a variety of reasons. Regardless of their motivation, they will keep a close eye on the relation between the futures and their stock portfolio returns. Whenever this relation is perceived to have changed, the manager will decide whether it is worthwhile...
Persistent link: https://www.econbiz.de/10005063636
It is generally argued that there is a link between commodity prices and stock levels and this paper provides a test of two economic models that attempt to explain commodity pricing, the stock-out model with two separate pricing states and the convenience yield model. Global stock levels are...
Persistent link: https://www.econbiz.de/10005702563
This paper explores the quantitative impact of the Baby Boom on stock and bond returns. It constructs a neoclassical growth model with overlapping generations, in which agents make a portfolio decision over risky capital and safe bonds in zero net supply. The model has exogenous technology and...
Persistent link: https://www.econbiz.de/10005328938