In this paper, we model the relationship between oil revenue and current account balance dynamics in Nigeria using quarterly data from 1987Q1 to 2015Q4. We employ both the Linear ARDL and Nonlinear ARDL models and we also account for multiple structural breaks using a test that allows for...

This study investigated the directional linkages among net foreign portfolio investment volatility, financial deepening and capital market performance in low-income Southern African Development Community (SADC) countries employing a dynamic panel vector error correction model (P-VECM) on...

This paper examines the sensibility of a proposed monetary union in the Southern African Development Community (SADC). The study hypothesizes that the majority of the economies in the SADC region are candidates for a monetary union. We test this hypothesis against one of the prime optimal...

This paper investigates the macroeconomic effects of tax changes. Using annual data from 1870 to 2013 for a panel of seventeen OECD economies, the empirical findings show that changes in the tax rate have temporary effects on the real growth rate but permanent effects on the level of output. The...

This paper investigated the changes in competitive behaviour of banks in sub-Saharan Africa, following the 2007/2008 global financial crisis. Using 481 bank-year observations from an unbalanced panel of 83 banks from six countries over the period 2008–2013. We employed the Panzar-Rosse model...

The paper deals with forecasting of spot prices in bulk shipping using simultaneous equations models (SEMs) during the present economic crisis, emphasizing the importance of such models in empirical applied economics and for decision-makers. The SEMs predictive performance on the spot market is...

Cyclicality in shipping is inherent. However, the speed and amplitude of market changes, since the fateful collapse of Lehman brothers in 2008 - distinguishes this particular crisis from most previous cycles. Predictions and investment moves made until immediately before the crisis have, in...