Showing 1 - 10 of 227
In this paper we study implied and realized volatility for the Nordic power forward market. We create an implied volatility index with a fixed time to maturity. This index is compared to a realized volatility time series calculated from high-frequency data. The results show that the implied...
Persistent link: https://www.econbiz.de/10011208297
State price density (SPD) contains important information concerning market expectations. In existing literature, a constrained estimator of the SPD is found by nonlinear least squares in a suitable Sobolev space. We improve the behavior of this estimator by implementing a covariance structure...
Persistent link: https://www.econbiz.de/10003376011
After executing option orders, options market makers turn to the stock market to hedge away the underlying stock … independent of options. The analysis shows that the option-induced imbalance significantly predicts future stock returns in the … cross section controlling for the past stock and options returns, but the imbalance independent of options has only a …
Persistent link: https://www.econbiz.de/10010743556
options on the S&P 500 futures expire (pinning) and are pushed away from the cost-of-carry adjusted at-the-money strike price … right before the expiration of options on the S&P 500 index (anti-cross-pinning). These effects are driven by the interplay … (and early exercise) of in-the-money options by individual investors. The associated shift in notional futures value is at …
Persistent link: https://www.econbiz.de/10010587978
We examine the information content of option and equity volumes when trade direction is unobserved. In a multimarket asymmetric information model, equity short-sale costs result in a negative relation between relative option volume and future firm value. In our empirical tests, firms in the...
Persistent link: https://www.econbiz.de/10010593832
This study analyzes the forecasting accuracy of the implied volatility of options on futures contracts for the delivery … of CO2 emission allowances (carbon options) traded on the European Climate Exchange. We demonstrate that option implied … volatility is highly informative about the variance of returns realized over the remaining life of the options. It is also …
Persistent link: https://www.econbiz.de/10010939429
We study returns on over-the-counter stocks and find that these returns are extremely negative on average. The distribution of OTC stock returns is highly positively skewed: while many of the stocks in our sample become worthless, a few do extremely well. We investigate whether this negative...
Persistent link: https://www.econbiz.de/10011208265
Along with many others, we agree that a modern education in statistics needs to incorporate the practical analysis of real datasets, which are usually more complex than the common examples found in standard textbooks. The software used in the teaching of statistics includes standard spreadsheet...
Persistent link: https://www.econbiz.de/10003633982
In this study a framework for an online database-driven repository of information - QuantNet - is presented. QuantNet is aimed at easing the process of web publishing for those who are unfamiliar with technical details and markup languages. At the same time advanced users are provided with easy...
Persistent link: https://www.econbiz.de/10003634010
Computational Statistics is an international journal that fosters the publication of applications and methodological research in the field of computational statistics. In this article, we will discuss the motivation, history, some specialties, and the future scope of this journal. --...
Persistent link: https://www.econbiz.de/10009407026