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We develop a systematic approach to Markovian projection onto an effective displaced diffusion, and work out a set of computationally efficient formulas valid for a large class of non-Markovian underlying processes. The generic derivation is followed by applications, including the calculation of...
Persistent link: https://www.econbiz.de/10004983230
Persistent link: https://www.econbiz.de/10005727038
We consider the pricing of derivatives written on the discretely sampled realized variance of an underlying security. In the literature, the realized variance is usually approximated by its continuous-time limit, the quadratic variation of the underlying log-price. Here, we characterize the...
Persistent link: https://www.econbiz.de/10010847051
The asset allocation decision is often considered as a trade-off between maximizing the expected return of a portfolio and minimizing the portfolio risk. The riskiness is evaluated in terms of variance of the portfolio return, so that it is fundamental to consider correctly the variance of its...
Persistent link: https://www.econbiz.de/10008503062
We consider the joint dynamic of a basket of n-assets where each asset itself follows a SABR stochastic volatility … maturity swap (CMS) rates. Here we examine the influence of the swaption volatility cube on CMS spread options and compare our …
Persistent link: https://www.econbiz.de/10008506968
of the Dupire formula for local volatility models; E(σt2|Xt,Yt) is a fundamental quantity in the important mimicking …
Persistent link: https://www.econbiz.de/10011039769
This study aimed at understanding the Nigerian Stock Market with regards to volatility and prediction, to this effect … volatility. The study found the presence of volatility in all the four stock prices used, while stock price volatility was then …, only two companies¡¯ stock prices were predicted by volatility in their stock prices, while past stock prices predicted …
Persistent link: https://www.econbiz.de/10011267758
(with causal feedback), and that they affect the exchange rate volatility. Finally, with weekly data we highlight that the … euro/dollar volatility "Granger-cause" the rate of return on stocks. …
Persistent link: https://www.econbiz.de/10009643213
This paper investigates the effect of exchange rate volatility on US-UK bilateral trade flows. As part of econometric …
Persistent link: https://www.econbiz.de/10005063661
Heteroscedastic (ARCH) processes to the series in order to model their volatility. The paper finds that just two series have a …
Persistent link: https://www.econbiz.de/10005464641