This paper investigates the potential trade balance outcomes of the EPA/EBAI policies in the SADC region using the GTAP7 model and database. The analysis of these policies therefore make conclusion on SADC member states’ changes in trade balance overall, per commodity groups and on overall...

The paper aims to analyse the potential impact of South African Biothanol Blend mandate on SACU region’s maize and sugar production (referred to as bioethanol crops commodities), trade and overall welfare outcomes. The study has been necessitated by the importance of maize as a staple food for...

This paper investigates maize price volatility in Swaziland as offered by NMC, an organization with a mandate of stabilizing prices in the country. Price volatility is analyzed using ARCH/GARCH modeling techniques. Results show that the organization has not been able to stabilize prices in the...

This paper investigates the concept of vector autoregression (VAR) and cointegration using a bivariate model of global oil prices and headline Consumer Price Index (CPI) in South Africa. The study aims to determine how much of inflation is driven by oil prices. Particular attention is paid to...

Several recent papers argue that contracts provide reference points that affect ex post behavior. We test this hypothesis in a canonical buyer-seller relationship with renegotiation. Our paper provides causal experimental evidence that an initial contract has a highly significant and...

We present an international trade model with multiproduct firms. Firms are heterogeneously endowed with two types of capabilities that jointly determine the trade-off within firms between managing a large portfolio of products and producing at low marginal cost. The model can explain many of the...