How could the coronavirus affect the world economy?

The coronavirus outbreak may be contained in a relatively short time, or it may spread widely enough to cause major disruption to the global economy. Economic policy-makers are able to anticipate some of the possible main effects of the virus, and what tools they can use to prevent or mitigate an economic crisis. But they cannot yet know whether these tools will prove effective.

Most major shocks to the economy affect either demand or supply, which