“…Many literatures have pinpointed to the development of financial integration, sound financial institutions, markets and market infrastructure interconnectivity are some of the medium through which economic integration can impact growth. These literatures have also identified direct or indirect ways that economic blocs affect trade, financial institution, standard of livings and productivity growth within the economies in the blocs, (Lopez-Cordova & Moreira, 2003;Kamau, 2010;Bertola, 2010;Cornia, 2011;Gao, 2011;Eichengreen, 2012;Gehringer, 2013;Conti, 2014;Geda & Kebret, 2014;Schonfelder & Wagner 2015;Janus & Riera-Crichton, 2015;Konig, 2015;Mann, 2015;Anyanwu, 2015;Busemeyer & Tober, 2015;Mevel et al, 2016;Roy & Mathur, 2016;Kalaitzoglou & Durgheu, 2016;Soete and Hove, 2017;Baier et al, 2017;Jooji & Oguchi 2017;ECB, 2017;Klofat, 2017;Ehigiamusoe &Lean, 2018 andKizito andHooi, 2018). In a specific term Jones (2002) used a mixture of cross-sectional units and time series data to test for intersection in ECOWAS nations spanning from 1960-1990.…”