The main area where there has been some growth in private-sector investment in recent years has been with respect to renewable energy. While this is a welcome development, we need more broad-based investment. The weak BIS central bankers’ speeches  3  public-sector investment growth reflects the slow pace of infrastructure expenditure growth, which is central to any industrial development strategy.
One of the main constraints to investment is of course the uncertainty of electricity supply. This has both short- and long-term impacts. Load-shedding affects output immediately, and is reflected in the weaker current GDP growth outcomes.