1. THE ROLE OF INTEREST INCOME AND NONINTEREST INCOME ON THE PERFORMANCE OF FOUR LARGE SOUTH-AFRICAN BANKS. Authors: MERWE OBERHOLZER, GERT VAN DER WESTHUIZEN.2. THE INTERRELATIONSHIP BETWEEN DIFFERENT PERFORMANCE ESTIMATES. Authors: MERWE OBERHOLZER.3. COMPARING DIFFERENT METHODS TO DETERMINE THE RELATIONSHIP BETWEEN ENVIRONMENTAL PERFORMANCE AND ECONOMIC PERFORMANCE. AN EMPIRICAL STUDY OF THE SOUTH AFRICAN MINING INDUSTRY. Authors: MERWE OBERHOLZER.4. THE EFFICIENCY OF SOUTH AFRICAN MINING COMPANIES TO CREATE SHAREHOLDER AND STAKEHOLDER VALUE FROM ENVIRONMENTAL EXPLOITATION. Authors: MERWE OBERHOLZER.5. THE EFFECTS OF COVID-19 ON OIL-PRODUCING ECONOMIES: A CONSIDERATION OF NIGERIAN AND SAUDI ARABIAN VAT INCREASES . Authors: PIETER BUYS, MERWE OBERHOLZER, SUSANNA LEVINA MIDDELBERG, ABDULAZIZ AHMADANI.6. THE RELATIVE SUCCESS OF IFRS ADOPTED AFRICAN COUNTRIES TO ATTRACT FOREIGN INVESTMENT. Authors: MERWE OBERHOLZER, MATTHEW OLUBAYO OMOTOSO, DANIE SCHUTTE, PIETER BUYS.