Ijirshar, Victor Ushahemba; Okpe, Isa J.; Andohol, Jerome T. - In: CBN journal of applied statistics 13 (2022) 2, pp. 185-222
and nonlinear autoregressive distributed lag (ARDL and NARDL) models to test the J-Curve hypothesis and the Marshall … run but positive in the long run, exhibiting the shape typology of the J-curve. Furthermore, the study reveals evidence of …