Showing 1 - 10 of 43,349
neural networks for testing business cycle nonlinearities in U.S. stock returns. Our results based on nonlinear augmented and … evidence of business cycle nonlinearities in US stock returns. The magnitude of these nonlinearities is more obvious in post …
Persistent link: https://www.econbiz.de/10005607427
This paper examines the estimation and forecasting performance of ARIMA models in comparison with some of the most popular and common models of neural networks. Specifically we provide the estimation results of AR-GRNN (Generalized regression neural networks) and the AR-RBF (Radial basis...
Persistent link: https://www.econbiz.de/10012718377
present. Our results indicate fairly strong evidence of nonlinearities in the conditional mean dynamics of the GDP growth …
Persistent link: https://www.econbiz.de/10005636520
The main purpose of the present study was to investigate the capabilities of two generations of models such as those based on dynamic neural network (e.g., Nonlinear Neural network Auto Regressive or NNAR model) and a regressive (Auto Regressive Fractionally Integrated Moving Average model which...
Persistent link: https://www.econbiz.de/10011260249
The main purpose of the present study was to investigate the capabilities of two generations of models such as those based on dynamic neural network (e.g., Nonlinear Neural network Auto Regressive or NNAR model) and a regressive (Auto Regressive Fractionally Integrated Moving Average model which...
Persistent link: https://www.econbiz.de/10010701148
The design of models for time series forecasting has found a solid foundation on statistics and mathematics. On this basis, in recent years, using intelligence-based techniques for forecasting has proved to be extremely successful and also is an appropriate choice as approximators to model and...
Persistent link: https://www.econbiz.de/10011109292
The design of models for time series forecasting has found a solid foundation on statistics and mathematics. On this basis, in recent years, using intelligence-based techniques for forecasting has proved to be extremely successful and also is an appropriate choice as approximators to model and...
Persistent link: https://www.econbiz.de/10011111726
Recently, with the development of financial markets and due to the importance of these markets and their close relationship with other macroeconomic variables, using advanced mathematical models with complicated structures for forecasting these markets has become very popular. Besides, neural...
Persistent link: https://www.econbiz.de/10011112434
This paper aims to explore the forecasting accuracy of RON/USD exchange rate structural models with monetary fundamentals. I used robust regression approach for constructing robust neural models less sensitive to contamination with outliers and I studied its predictability on 1 to 6-month...
Persistent link: https://www.econbiz.de/10011265554
In this paper, nonlinear models are restricted to mean nonlinear parametric models. Several such models popular in time series econometrics are presented and some of their properties discussed. This includes two models based on universal approximators: the Kolmogorov-Gabor polynomial model and...
Persistent link: https://www.econbiz.de/10014199417