Inflation is this week's stress point. The US Federal Reserve is now forecasting two rate hikes by the end of 2023 as inflation rises. China is releasing metal reserves in an effort to tame commodities rally. How can South Africans invest in the renewable energy space. Investment experts David Shapiro (Sasfin Securities) , Mia Kruger (Kruger International) and Prof. Adrian Saville (Genera Capital) weigh in.