A MONTE CARLO STUDY ON THE PERFORMANCE OF EMPIRICAL THRESHOLD AUTOREGRESSIVE MODELS UNDER VIOLATION OF STATIONARITY ASSUMPTIONS. FJS [Internet]. 2024 Mar. 4 [cited 2025 Sep. 11];8(1):141-54. Available from: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/2258