Value-free investing: China and Afghanistan
The Intelligence from The Economist
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The Effects of Fiser and Astrotenic Vaccines on Covid 19
Study used a very large survey, which has been running in britain since april last year. And what they found was that the effectiveness of the fiser and astrotenic vaccines was actually a bit low oragainst delta than it used to be against alpha. In addition, they found that efficacy wanes over time. So in a general sense, these vaccines seem less effective against the delta variant.
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