Comparing countries' coronavirus performance

More or Less: Behind the Stats

Many articles in the media compare countries with one another - who’s faring better or worse in the fight against coronavirus? But is this helpful - or, in fact, fair?

Tim Harford and Ruth Alexander discuss the limitations that we come across when we try to compare the numbers of Covid-19 cases and deaths in different countries; population size, density, rates of testing and how connected the country is all play a role.