Oliver Mangan: The best and worst-case scenarios for the world economy

Storage tanks stand at an oil processing facility in Saudi Arabia. While economic activity is expected to regain momentum next year, the average growth for 2021 is likely to be low. Photographer: Simon Dawson/Bloomberg

The OECD’s analysis of the impact of the coronavirus on the world economy published last week sets out two scenarios. In the base case, the epidemic peaks in China in quarter one and the outbreaks elsewhere prove mild and contained.