Over the recent past, stylized facts have not yielded a synthesis regarding the predictability of returns for alternative investment assets such as hedge funds. Recent studies on alternative asset return predictability have added to the ambiguity. These studies suggest that classification prediction methods may dominate more traditional return-level prediction methodology. This paper examines t...

Although risk management has been a well-plowed field in financial modeling for more than two decades, traditional risk management tools such as mean–variance analysis, beta, and Value-at-Risk do not capture many of the risk exposures of hedge-fund investments. In this article, I review several unique aspects of risk management for hedge funds—survivorship bias, dynamic risk analytics, liquidit...

Theoretical research predicted that firms with convex tax schedules would hedge to minimize expected taxes. However, previous empirical research did not detect a relationship between derivative use and tax losses carry forward, which contribute to tax schedule convexity. This study aims to show that the tax incentive to hedge depends on tax losses carry forward and the ability of the firm to ca...

The Sharpe ratio is adequate for evaluating investment funds when the returns of those funds are normally distributed and the investor intends to place all his risky assets into just one investment fund. Hedge fund returns differ significantly from a normal distribution. For this reason, other performance measures for hedge fund returns have been proposed in both the academic and practiceorient...

OBJECTIVE To determine whether purified herbal extract of Salvia miltiorrhiza can improve the amniotic fluid volume in pre-term oligohydramnios by improving uteroplacental circulation. METHODS Forty-three pregnant women with oligohydramnios received a daily intravenous dose of 30 mL of salvia extract mixed with 5% glucose 500 mL. A control group of 41 women received daily 5% glucose 500 mL on...

studies on contents of phenolic compounds and diterpenes in Salvia miltiorrhiza Bunge root during the vegetation period were carried out. In Polish climate and soil condition, the tanshinone II a occurred as the dominant compound from diterpenes group. obtained results show that the most profitable period for harvesting Salvia miltiorrhiza raw material is fructification stage. however, it is ve...

Research has previously demonstrated that aromas of both Salvia officinalis and Salvia lavandulaefolia are capable of modulating aspects of retrospective memory, attention and mood. This study is the first to report the potential for these aromas to enhance everyday prospective memory performance in healthy young adults. In an independent groups design, three conditions, Salvia officinalis arom...

Antiseptic rinses have been successfully used in inflammatory states of the gums and oral cavity mucosa. Antibacterial effects of chlorhexidine, essential oils and some herbs are well documented. Reaction of host tissue to these substances has much poorer documentation. The aim of the study was to analyse the influence of chlorhexidine (CHX), essential oil (EO: thymol, 0.064%; eucalyptol, 0.092...

STUDY OBJECTIVE To determine the content of the hallucinogen salvinorin A in a variety of Salvia divinorum herbal products and to compare the content with the label claims of potency and purity. DESIGN Laboratory analysis. SETTING University-affiliated laboratory. SAMPLES Five herbal products containing Salvia divinorum. MEASUREMENTS AND MAIN RESULTS The samples were purchased from the ...

Life insurance products often contain embedded options in the form of profit sharing and guaranteed returns on premiums deposited by the customer. The value of these embedded options is exposed to market risks. This thesis describes a method to find good hedge portfolios of swaptions to hedge the market risks of the embedded options. In addition, a method is described to monitor and clarify the...