This paper studies the synchronization of economic variables between South Africa and the US. In addition it examines transmission channels through which supply and demand shocks from the US effect economic activity in South Africa. We use a structural dynamic factor model approach, instead of...

This paper proposes a new online learning algorithms for portfolio selection based on alternative measure of price relative called the Cyclically Adjusted Price Relative (CAPR). The CAPR is derived from a simple state-space model of stock prices and we prove that the CAPR, unlike the standard...

This study examines the impact of ChinaÂ’s dominant position among the BRIS countries, namely Brazil, Russia, India and South Africa. Particularly, by using a dynamic factor model estimated over the period 1995Q2-2009Q4, it investigates how supply and demand shocks from China are transmitted...

This paper investigates the co-movement of business cycles between South Africa and the other BRICS countries namely, Brazil, Russia, India, and China, the so-called BRICs. In particular, it identi.es the nature and key features of the co-movement of cycles of South African economy with cycles...

In measuring technical and scale efficiency of Tanzanian Saving and Credit Cooperatives we used a sample of 103 audited financial statements during 2011. Data envelopment analysis was employed to explore the efficiency scores. The results show that average scores are 42%, 52% and 76% for...

This paper examines whether there necessarily exists a conflict between allocative and productive efficiency in small open economy markets. That productive efficiency favours market concentration is not in dispute, and the sole question we face is whether allocative efficiency suffers under high...