‘It’s time to dive deep into all these possible measures, to understand them really well and decide which ones we should follow. We can split them into 4 blocks:
- Cheap measures that might be enough to suppress the coronavirus, such as masks, physical distancing, testing, contact tracing, quarantines, isolations, and others
 - Somewhat expensive measures that might be necessary in some cases, such as travel bans and limits on social gatherings
 - Expensive measures that might not always be necessary during the dance, such as blanket school and business closures
 - Medical capacity
 
Read here (Medium, April 23, 2020)