Villiers, David de; Apopo, Natalya; Phiri, Andrew - In: Cogent economics & finance 8 (2020) 1, pp. 1-21
The purpose of this study is to examine the weak-form market efficiency hypothesis (EMH) for 8 African Frontier markets between 2001 and 2017. To achieve this purpose, we employ unit root testing procedures which are robust to both nonlinearities and smooth structural breaks, making this study...