Ahmad Ridha Syiah Kuala University; Samudra University   Jl. Kampus UNSAM Gampong Meurandeh Tengah Kota Langsa, Aceh 24416 Indonesia   ahmad.ridha@unsam.ac.id   https://fekon.unsam.ac.id/           JEL Areas: A1 : General Economics: General C1 : Econometric and Statistical Methods: General