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Pennsylvania leads U.S. in plunge of first COVID-19 vaccine doses given
The Cost of Signaling Status
...Not only has American society become more unequal over the last four decades, ...
Mutual Funds Follow Momentum, while 2/3 of Hedge Funds are Contrarian. Only Contrarian Hedge Fund Managers Have Stock-Picking Skills.
...The high returns from buying stocks that are past winners and selling past ...
Amrita Kundu
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COVID-19 clique immunity should be the goal
Jiding Zhang
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The EU-AstraZeneca Vaccine Fight, Explained
Why we need vaccine passports—and why they'll never happen