DOI: 10.21276/sjpms.2018.5.4.1

Pages: 216-223

Every country has it policy, the economic variable stated in this study is fundamental in the policy of Nigeria. The study intervention model of gross domestic product in Nigeria utilizes the quarterly data from 1981 to 2015, sourced from Central Bank of Nigeria, Statistical bulletin. The intervention methods adopted in this study is quasi-experimental in nature and validity of modelling gross domestic product depends upon assumptions about the timing of the intervention stated in the study. The study yields an ARIMA (3,1,1) model without intervention and with intervention at the time 2002 last quarter which was adequate. The study reports intervention slope and the nature of the intervention is abrupt change. The researcher from theoretical and analytical methods recommends better empirical review on monetary policy that tends to influence gross domestic product in Nigeria