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average daily returns, even though the volatility is virtually unchanged when the frequency is lower. The volatility from the … highest to the lowest frequency is about 30% lower as compared with the buy-and-hold strategy volatility, but the average … returns approach the buy-and-hold returns when frequency is lower. The 30% reduction in volatility appears if we invest …
Persistent link: https://www.econbiz.de/10011848115
This paper examines how the size of the rolling window, and the frequency used in moving average (MA) trading strategies, affects financial performance when risk is measured. We use the MA rule for market timing, that is, for when to buy stocks and when to shift to the risk-free rate. The...
Persistent link: https://www.econbiz.de/10011906234
The efficient-market hypothesis (EMH) is one of the most important economic and financial hypotheses that have been tested over the past century. Due to many abnormal phenomena and conflicting evidence, otherwise known as anomalies against EMH, some academics have questioned whether EMH is...
Persistent link: https://www.econbiz.de/10012237439
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expected earnings shock and its volatility, and establish properties of investor behavior on the stock price and its volatility … during financial crises and subsequent recovery. Thereafter, we develop properties to explain excess volatility, short …
Persistent link: https://www.econbiz.de/10011441491
Persistent link: https://www.econbiz.de/10011938136
This paper examines whether there is evidence of spillovers of volatility from the Chinese stock market to its … then adopted to test for the persistence of volatility in stock market returns, as represented by stock market indices … conditional correlations and volatility spillover effects across these markets. Each model is used to calculate the conditional …
Persistent link: https://www.econbiz.de/10013113161
vary according to whether they are in low or high volatility regimes. …
Persistent link: https://www.econbiz.de/10011479769
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