Bonsu, Christiana Osei, and Paul-Francois Muzindutsi. “Macroeconomic Determinants of Household Consumption Expenditure in Ghana: A Multivariate Cointegration Approach”. International Journal of Economics and Financial Issues, vol. 7, no. 4, Sept. 2017, pp. 737-45, https://mail.econjournals.com/index.php/ijefi/article/view/3846.