منابع مشابه
Portfolio Policies with Stock Options
We study the partial equilibrium portfolio optimization problem for a myopic CRRA investor who can trade options on individual stocks. Applying the parametric portfolio approach of Brandt, Santa-Clara, and Valkanov (forthcoming) to derivatives we show that options characteristics (such as implied volatility and IV smile skew) convey information about the mispricing in the option portfolios. We ...
متن کاملconditional copula-garch methods for value at risk of portfolio: the case of tehran stock exchange market
ارزش در معرض ریسک یکی از مهمترین معیارهای اندازه گیری ریسک در بنگاه های اقتصادی می باشد. برآورد دقیق ارزش در معرض ریسک موضوع بسیارمهمی می باشد و انحراف از آن می تواند موجب ورشکستگی و یا عدم تخصیص بهینه منابع یک بنگاه گردد. هدف اصلی این مطالعه بررسی کارایی روش copula-garch شرطی در برآورد ارزش در معرض ریسک پرتفویی متشکل از دو سهام می باشد و ارزش در معرض ریسک بدست آمده با روشهای سنتی برآورد ارزش د...
Executive Stock Options: Portfolio Effects
Since executives typically receive new grants of stock options (ESOs) each year, longerserving executives often have portfolios of ESOs with differing strikes and maturities. Valuation models for stand-alone ESO grants have shown that trading restrictions, which force executives to bear unhedgeable risk until the options are exercised, induce earlier exercise and hence a lower cost to sharehold...
متن کاملStock portfolio design and backtest overfitting
In mathematical finance, backtest overfitting connotes the usage of historical market data to develop an investment strategy, where too many variations of the strategy are tried, relative to the amount of data available. Backtest overfitting is now thought to be a primary reason why investment models and strategies that look good on paper often disappoint in practice. Models and strategies suff...
متن کاملIdentifying Regularities in Stock Portfolio Tilting
The paper deals with the issues associated with identification of stocks generating abnormal returns. Following the findings of a finance theory regarding portfolio tilting, a set of price-related stocks’ attributes was analyzed. The analysis was conducted with the help of rough sets methodology which allows to distinguish “important” attributes for problem description, and to generate decision...
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ژورنال
عنوان ژورنال: INFORMS Transactions on Education
سال: 2007
ISSN: 1532-0545,1532-0545
DOI: 10.1287/ited.8.1.41