Testing The Random Walk (Rw) Behaviour of Botswana’s Equity Returns

Abstract

This paper examines the efficiency of Botswana's capital market by testing the presence of random walk (RW) behavior in the Domestic

Foreign Exchange Market Efficiency In Botswana

“…In Botswana, a study on market efficiency was done on capital markets (Radikoko, 2014) Efficiency of foreign exchange markets has been extensively tested using different econometric techniques and for different years. Most of these tests were however, in developed countries and it was concluded that the markets are efficient.…”

Capital Markets Prediction: Multi-Faceted Sentiment Analysis using Supervised Machine Learning

“…The authors found positive correlations for some companies though there was a negative correlation for others. Subha and Nambi [14] also investigated the predictability of the direction of the stock market using past stock market movement data and they concluded that the K-Nearest neighbour performed well in their classification. For the purposes of this paper, we adopt their approach of using machine learning and using social media data to predict the direction of the stock market price changes .…”