Oscar Chiwira

A Test of Weak Form Efficiency for the Botswana Stock Exchange (2004- 2008)

Oscar Chiwira & Brian Muyambiri · Journal of Economics, Management and Trade · 2012

Aim: This study aims to evaluate the presence of weak form efficiency in the Botswana Stock Exchange (BSE) using a number of methods that specifically assess the Random Walk Model. Study Design: Multi-model econometric study. Place and Duration of Study: Botswana, Gaborone, betwe...

Open access Research Article 10.9734/BJEMT/2012/1071

The Causal Relationship between Private and Public Investment in Zimbabwe

Brian Muyambiri, Oscar Chiwira, Ngonidzashe Chiranga & Enowbi Batuo Michael · Journal of Economics, Management and Trade · 2012

Aims: The study examines the relationship between private and public investment in Zimbabwe utilizing yearly time series data for the period 1967 to 2004. Study Design: Time Series Study. Place and Duration of Study: Zimbabwe, May 2011 to July 2011. Methodology: Emphasis is place...

Open access Research Article 10.9734/BJEMT/2012/1213