Showing 1 - 10 of 124,418
Persistent link: https://www.econbiz.de/10014443186
In recent years, a great deal of attention has been devoted to the use of neural networks in portfolio management, particularly in the prediction of stock prices. Building a more profitable portfolio with less risk has always been a challenging task. In this study, we propose a model to build a...
Persistent link: https://www.econbiz.de/10014284737
Persistent link: https://www.econbiz.de/10003965701
Persistent link: https://www.econbiz.de/10009355203
Persistent link: https://www.econbiz.de/10010528953
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
volatility. Finally, we show that trading volume will be higher when textual sentiment is unusually high or low and when there …
Persistent link: https://www.econbiz.de/10012125620
issues at high frequency aggregation. We detect jumps through four different methods that encompass constant volatility, time …-varying volatility and periodicity. Our forecasting model is a logistic model adjusted to rare events. At an average 2-minute trading …
Persistent link: https://www.econbiz.de/10013085962
Persistent link: https://www.econbiz.de/10010459687
Persistent link: https://www.econbiz.de/10003826795