Peiris, M. Shelton; Asai, Manabu - In: Econometrics : open access journal 4 (2016) 3, pp. 1-21
financial applications with long-memory. This paper revisits the class of generalized fractionally-differenced processes … generated by Gegenbauer polynomials and the ARMA structure (GARMA) with both the long-memory and time-dependent innovation …