Adamgbo, S. L. C., and P. O. Okey-Nwala. 2016. “Modeling the Intermediation Behaviour of Institutional Investors (Theory and Practical Evidence): A Co-Integration and Causality Approach”. International Journal of Economic Development Research and Investment (IJEDRI) 7 (2):65-80. http://icidr.org.ng/index.php/Ijedri/article/view/908.