نتایج جستجو برای: downside risk criteria have preference over common risk criteria
تعداد نتایج: 4776453 فیلتر نتایج به سال:
Stocks with greater downside risk, which is measured by higher correlations conditional on downside moves of the market, have higher returns. After controlling for the market beta, the size effect and the book-to-market effect, the average rate of return on stocks with the greatest downside risk exceeds the average rate of return on stocks with the least downside risk by 6.55% per annum. Downsi...
This paper examines the intertemporal relation between downside risk and expected stock returns. Value at Risk (VaR), expected shortfall, and tail risk are used as measures of downside risk to determine the existence and significance of a risk-return tradeoff. We find a positive and significant relation between downside risk and the portfolio returns on NYSE/AMEX/Nasdaq stocks. VaR remains a su...
We propose a new estimator for expected shortfall that uses asymptotic expansions to account for the asymmetry and heavy tails in financial returns. We provide all the necessary formulas for decomposing estimators of value-at-risk and expected shortfall based on asymptotic expansions and show that this new methodology is very useful for analyzing and predicting the risk properties of portfolios...
Based on Jewitt (1986) we try to find a characterization of comparative downside risk aversion and love. The desired characterizations involve the decomposition of the dual of the intersection of two convexity cones. The decomposition holds in the case of downside risk love, but not in the case of downside risk aversion. A counterexample is provided. JEL Classification System: D81.
Background and aims: One of the most common accidents that annoy many people in the world every year is road traffic accidents. Today, the largest share of accidents related to traffic accidents. Iran is one of the countries with the highest incidence and mortality due to road accidents and traffic. Survey of these events can identify the main factors, prioritization and preventive programs for...
انتخاب شاخص مناسب اندازهگیری ریسک همواره از مباحث چالشبرانگیز در حوزه مطالعات بازار سرمایه بوده است. توانایی صورتهای مالی جهت ارزیابی ریسک، یکی از موضوعات اساسی برای محققین مالی به شمار میرود. نوسانات سود میتواند نقش کلیدی در ارزیابی ریسک ایفا نماید. در این راستا، تحقیق حاضر به بررسی تأثیر معیارهای مبتنی بر حسابداری ویژگیهای سود بر ریسک نامطلوب سود میپردازد. دراین تحقیق، دادههای مربوط ب...
The problem of portfolio risk estimation in volatile markets requires employing fat-tailed models for financial instrument returns combined with copula functions to capture asymmetries in dependence and a true downside risk measure for risk estimation. In this survey, we discuss how these three essential components can be combined together in a Monte Carlo based framework for risk estimation an...
We study the coordination of supply chains with a risk-neutral supplier and a risk-averse retailer. Different from the downside risk setting, in a conditional value-at-risk (CVaR) framework, we show that the supply chain can be coordinated with the revenue-sharing, buy-back, two-part tariff and quantity flexibility contracts. Furthermore the revenuesharing contracts are still equivalent to the ...
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