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When will there be enough herd immunity to return to the workplace?

Mar 23, 2021
For COVID-19, predictions of what it will take to reach herd immunity vary wildly, and it's more complicated than one magic number.
Don't count on herd immunity to eliminate workplace COVID-19 precautions just yet.
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Here's why some are too optimistic about the pandemic

Oct 15, 2020
Behavioral economics helps explains why we're prone to letting our guard down.
Optimism bias can cause some to flout safety guidelines, like mask wearing and social distancing.
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Will it work to fine people who refuse to wear a mask?

Sep 16, 2020
To encourage a certain behavior, policymakers can choose carrots or sticks. There's evidence that the sticks are more effective.
Masks are required on a high school campus in Westfield, Indiana, in August.
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