It now seems that I now need to keep doing a weekly linkfest solely dedicated to the coronavirus pandemic. You can read last week’s edition here. Please be careful and stay safe.


Jason Kottke, “Why WHY WHY!!!! are we still talking about this? There’s no credible evidence that wearing a mask is harmful, so at worse it’s harmless.”  (kottke)

A new study shows the compulsory use of face masks reduces infections by 40%.  (Marginal Revolution)

Masking wearing has to be the part of any attempt to curb a second wave of infection.  (Reuters)

30-45% of infected people have no symptoms – so behave as if you are infected.  (Washington Post)

Home made masks are most effective for ‘source control’ not protection.  (Ars Technica)

How does behavior change when everyone is wearing a mask?  (Vox)


How researchers are using different blood markers to identify patients most at-risk of fatal Covid-19.  (Science Daily)

People with O-type blood seem to have a lower risk of contracting the coronavirus.  (FT)


Antibody treatments could be available as early as this Fall.  (Reuters)

A lot of progress is being made on the antibody as treatment front.  (Science)


Why we need to care about the asymptomatic transmission of the coronavirus.  (Marketwatch)

On the race to identify superspreaders before they do their damage.  (Fast Company)


There was a time that people were opposed to mandatory seat belts: on the parallels to face masks.  (Calculated Risk)

A survey of epidemiologists on what activities they will resume first.  (NYTimes)

How an ER doctor thinks about the relative risks of activities.  (Slate)

A good thread on the relative risks of various activities.  (@Bob_Wachter)

Is it safe to go to the dentist?  (NYTimes)

Mixed media

What experts should you listen to in a pandemic?  (Scientific American)

Go easy on the Vitamin D to prevent coronavirus talk.  (NYTimes)

Earlier on Abnormal Returns

Coronavirus links: reopening and relapsing.  (Abnormal Returns)

Coronavirus links: testing and safety. (Abnormal Returns)

Acceptable risks in a world full of uncertainty. (Abnormal Returns)

Having no plan is just as bad as not following the plan you have. (Abnormal Returns)


This content, which contains security-related opinions and/or information, is provided for informational purposes only and should not be relied upon in any manner as professional advice, or an endorsement of any practices, products or services. There can be no guarantees or assurances that the views expressed here will be applicable for any particular facts or circumstances, and should not be relied upon in any manner. You should consult your own advisers as to legal, business, tax, and other related matters concerning any investment.

The commentary in this “post” (including any related blog, podcasts, videos, and social media) reflects the personal opinions, viewpoints, and analyses of the Ritholtz Wealth Management employees providing such comments, and should not be regarded the views of Ritholtz Wealth Management LLC. or its respective affiliates or as a description of advisory services provided by Ritholtz Wealth Management or performance returns of any Ritholtz Wealth Management Investments client.

References to any securities or digital assets, or performance data, are for illustrative purposes only and do not constitute an investment recommendation or offer to provide investment advisory services. Charts and graphs provided within are for informational purposes solely and should not be relied upon when making any investment decision. Past performance is not indicative of future results. The content speaks only as of the date indicated. Any projections, estimates, forecasts, targets, prospects, and/or opinions expressed in these materials are subject to change without notice and may differ or be contrary to opinions expressed by others.

Please see disclosures here.

Please see the Terms & Conditions page for a full disclaimer.