KIBU2022-04-052022-04-052021-02-08http://erepository.kibu.ac.ke/handle/123456789/4860AEC 223:EconometricsenAttribution-NonCommercial-ShareAlike 3.0 United Stateshttp://creativecommons.org/licenses/by-nc-sa/3.0/us/AEC 223:EconometricsEconometricsAEC 223Other