Caporale, Guglielmo Maria; Gil-Alaña, Luis A.; Poza, Carlos - 2019
This paper uses fractional integration techniques to examine the stochastic behaviour of high and low stock prices in … market indices are analysed: DAX30 (Germany), FTSE100 (UK), CAC40 (France), FTSE MIB40 (Italy) and IBEX35 (Spain). In all … cases, the order of integration of the range is lower than that of the original series, which implies the existence of a …