Human to human transmission has started for coronavirus.

https://www.channelnewsasia.com/news/asia/wuhan-virus-thailand-first-human-coronavirus-transmission-12374356

https://www.cnbc.com/2020/01/30/cdc-confirms-first-human-to-human-transmission-of-coronavirus-in-us.html

The US and Thailand have reported human to human transmission cases.  Although the fatality rate is much lower than SARS, the economic impacts will be much greater than SARS since there are more people getting infected by this new virus.