New Delhi, Sept. 23 -- The covid pandemic is truly a global problem. The same virus strain was largely responsible for spreading the disease in 188 countries. It did not behave differently depending on climatic conditions or people's food habits. There are no reports of any major mutation of the virus. Its symptoms have been consistent across the globe. And the key reason for its spread was global travel, a byproduct of globalization.

Management of the pandemic, however, was not done at a global level. Different countries had different ways of dealing with it. Some like Taiwan managed it at a country level. India had a few national-level interventions, like a lockdown, but delegated most of the pandemic's management to state governments....