Tax Weapons in the COVID-19 War:A Preliminary Study of Brazil,Canada,Denmark,UK and US

1.The COVID-19 Pandemic The COVID-19 pandemic is killing hundreds of thousands of people and crippling businesses worldwide.2 There is no medical cure or vaccine yet.To prevent COVID-19 from crushing the health care system,non-essential activities have been paused and people are asked to stay home and keep"social distancing"in order to slow down the spread of the virus.