Oil demand, production and prices are also down, which is another economic indicator.
As the supply chain constricts, we can expect to see spot shortages of parts made in China, which could lead to production slowdowns and complete stoppages in industries like automotive.
Who is going to take a cruise this year to the Orient? Who is going to travel to the Olympics in Japan if the disease worsens there in the coming weeks? Travel and the tourist industry might be the most impacted economic engines of all. Just think about the conference industry. Large groups of people in confined spaces.
The best case is that the coronavirus burns itself out in nation after nation and soon things are looking up. The 2003 SARS was very geographically confined, but ... our future is, as of now, uncertain.