“…The literature is awash with several studies on the issues relating population growth, demographic structure and economic growth in different countries of the world: India (Prskawetz et al, 2007) China (Wei and Hao, 2010;Zhang et al, 2014;Gao and Shao, 2016) Ethiopia (Wako, 2012) developing countries (Ven and Smits, 2011;Atanda et al, 2012) and Nigeria (Eniang, 1977;Bloom et al, 2007;Bloom et al, 2010;Nwosu et al, 2014;Tartiyus et al, 2015;Adenola and Saibu, 2017).…”