Nombulelo Gumata is a part-time lecturer at the Centre for Education in Economics and Finance Africa. She is the co-author of Global Growth and Financial Spill-Overs and South African Economy and Bank Credit Extension and Real Economic Activity in South Africa: The Impact of Capital Flow Dynamics, Bank Regulation and Selected Macroprudential Tools. Eliphas Ndou is an economist at the South African Reserve Bank and a lecturer at the University of the Witwatersrand, Johannesburg, South Africa. He is the co-author of Inflation Dynamics in South Africa: The Role of Thresholds, Exchange-rate Pass Through and Inflation Expectations on Policy Trade-offs and Monetary Policy and the Economy in South Africa.