Alagidede, Paul; Panagiotidis, Theodore - In: International Review of Financial Analysis 18 (2009) 1-2, pp. 1-11
We investigate the behaviour of stock returns in Africa's largest markets namely, Egypt, Kenya, Morocco, Nigeria, South Africa, Tunisia and Zimbabwe. The validity of the random walk hypothesis is examined and rejected by employing a battery of tests. Secondly we employ smooth transition and...