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components, stochastic shocks, Markov-switching and multifractality. Forecasts are evaluated by means of Mean Squared Errors (MSE …
Persistent link: https://www.econbiz.de/10010265831
anti-persistence around the year 2000, which still persists. The degree of multifractality varies over time and does not …
Persistent link: https://www.econbiz.de/10013201335
The primary objective of this paper is to assess the behavior of long memory in price, volume, and price-volume cross-correlation series across structural breaks. The secondary objective is to find the appropriate structural breaks in the price series. The structural breaks in the series are...
Persistent link: https://www.econbiz.de/10012611450
-minute closing prices, we find that the Chinese stock index futures returns exhibit long-range correlations and multifractality … there exists two different sources of the multifractality for the Chinese stock index futures market. Our results suggest … that the multifractality is mainly due to long-range correlations, although the fat-tailed probability distributions also …
Persistent link: https://www.econbiz.de/10012624236
coefficient. This is a multifractality measure that can quantify the deviation from a random walk within the framework of the …
Persistent link: https://www.econbiz.de/10011887362
In recent years, there has been a fast growth in the application of long-memory processes to underlying assets including stock, volatility index, exchange rate, etc. The fractional Brownian motion is the most popular of the long-memory processes and was introduced by Kolmogorov in 1940 and later...
Persistent link: https://www.econbiz.de/10015324975