One tried and tested rule in investment is that the bigger and more widely shared the worry, the less likely it is to be realised. Remember Y2K and the Sars epidemic? Both produced warnings of global disaster. Neither turned out to be anything like the threat that doomsters had predicted.

Disagree with half of it, enjoy reading all of it
TRY A MONTH FREE
Our magazine articles are for subscribers only. Try a month of Britain’s best writing, absolutely free.
Already a subscriber? Log in
Comments
Join the debate, free for a month
Be part of the conversation with other Spectator readers by getting your first month free.
UNLOCK ACCESS Try a month freeAlready a subscriber? Log in