منابع مشابه
Hong Kong Stock Index Forecasting
Prediction of the movement of stock market is a long-time attractive topic to researchers from different fields. The Hang Seng Index (abbreviated: HSI) is a free float-adjusted market capitalization-weighted stock market index in Hong Kong. We believe the HSI is influenced by other major financial indexes across the world and try different machine learning method to get a prediction based on th...
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a r t i c l e i n f o a b s t r a c t Comovement of stock market indices increases during volatile periods, and does not come down when the turmoil settles down. This paper explains formation of persistent comovements during high volatility periods with theories from Bayesian learning. My main conclusion is that the correlation that is formed during the high volatility period is persistent beca...
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Modeling and analysis of future prices has been hot topic for economic analysts in recent years. Traditionally, the complex movements in the prices are usually taken as random or stochastic process. However, they may be produced by a deterministic nonlinear process. Accuracy and efficiency of economic models in the short period forecasting is strategic and crucial for business world. Nonlinear ...
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The use of intelligent systems for stock market prediction has been widely established. In this paper, we investigate how the seemingly chaotic behavior of stock markets could be well represented using several connectionist paradigms and soft computing techniques. To demonstrate the different techniques, we consider the Nasdaq-100 index of Nasdaq Stock Market and the S&P CNX NIFTY stock index. ...
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The fact that the implied volatility smiles for equity indices are strongly downward sloping, while the typical individual stock exhibits either a flat or even an upward sloping smile is sometimes considered puzzling. We show that this effect can easily be generated in a simple and parsimonious two-factor stochastic volatility model in the spirit of Bates (2000). From a theoretical perspective ...
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ژورنال
عنوان ژورنال: Nature Biotechnology
سال: 1985
ISSN: 1087-0156,1546-1696
DOI: 10.1038/nbt1185-973b