نتایج جستجو برای: hedge ratio

تعداد نتایج: 504856  

Journal: :International Letters of Social and Humanistic Sciences 2015

Journal: :International Letters of Social and Humanistic Sciences 2014

2003
Mila Getmansky Andrew W. Lo Igor Makarov

The returns to hedge funds and other alternative investments are often highly serially correlated. In this paper, we explore several sources of such serial correlation and show that the most likely explanation is illiquidity exposure and smoothed returns. We propose an econometric model of return smoothing and develop estimators for the smoothing profile as well as a smoothing-adjusted Sharpe r...

2000
Peter C. Schotman Mark Schweitzer

In this paper, we study the potential of stocks as a hedge against inflation for different investment horizons. We show that stocks can be a hedge against inflation even if stock returns are negatively correlated with unexpected inflation shocks, and only moderately positively related to expected inflation. Depending on the investment horizon, the optimal hedge ratio can be either positive or n...

2001

We provide an analytical discussion of the optimal hedge ratio under discrepancies between the futures market price and its theoretical valuation according to the cost-of-carry model. Assuming a geometric Brownian motion for spot prices, we model mispricing as a speci...c noise component in the dynamics of futures market prices. Empirical evidence on the model is provided for the Spanish stock ...

2009
John Cotter Jim Hanly

Risk aversion is a key element of utility maximizing hedge strategies; however, it has typically been assigned an arbitrary value in the literature. This paper instead applies a GARCH-in-Mean (GARCH-M) model to estimate a time-varying measure of risk aversion that is based on the observed risk preferences of energy hedging market participants. The resulting estimates are applied to derive expli...

2000
Robert T. Daigler

Regression and duratio n are com peting hed ging models for reducing the risk of a debt position. This paper compa res these mode ls to determ ine if one method provides consistently superior hedging results. Both perfect forecast (in-sample) and historical (out-ofsample) hedge ratios a re emplo yed to hedge the long-term Bellwether bond and the two-year T-note. The regression procedure provide...

2009
SVD Nageswara Rao Sanjay Kumar Thakur

Copyright 2008 by the Society of Actuaries. All rights reserved by the Society of Actuaries. Permission is granted to make brief excerpts for a published review. Permission is also granted to make limited numbers of copies of items in this monograph for personal, internal, classroom or other instructional use, on condition that the foregoing copyright notice is used so as to give reasonable not...

2002
Hui Guo

We find that past stock market variance forecasts excess stock market returns and that its predictive ability is greatly enhanced if the consumption-wealth ratio is also included in the forecasting equation. While the risk-return tradeoff is found negative if we use the latter as the instrumental variable for the conditional moments, the former suggests a positive one. We argue that the consump...

2007
Josep Perelló

Hedge Funds are considered as one of the portfolio management sectors which shows a fastest growing for the past decade. An optimal Hedge Fund management requires an appropriate risk metrics. The classic CAPM theory and its Ratio Sharpe fail to capture some crucial aspects due to the strong non-Gaussian character of Hedge Funds statistics. A possible way out to this problem while keeping the CA...

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