This study examined the impact of regional economic integration on upgrading in global value chains (GVCs), East African Community (EAC), Southern Customs Union (SACU) and Economic West States (ECOWAS), from 2000 to 2015. Using Least Square Dummy Variable (LSDV) technique, results showed that is not a significant driver their Members, GVCs but one-period lagged backward participation is. Consid...