The pandemic appears to have spared Africa so far. Scientists are struggling to explain why: So what explains the huge gap between antibody data on the one hand and
the official case and death counts on the other? Part of the reason may
be that Africa misses many more cases than other parts of the world
because it has far less testing capacity.
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Why emergency COVID-vaccine approvals pose a dilemma for scientists : After a flurry of positive results from clinical trials of COVID-19 v...
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The Value of a Cure: An Asset Pricing Perspective : We provide an estimate of the value of a cure using the joint behavior of stock prices ...
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The Tricky Math of COVID-19 Herd Immunity : Herd immunity differs from place to place, and many factors influence how it’s calculated.