The Weekly Brief: Coronavirus and unintended consequences

In which, oil prices drill down, Taiwan punches up, and Joe Biden tries to reach out.

Coronavirus: The data debate

A series of reports and new studies had some good-ish news for Covid-19-hit America this week:

• Deaths from the virus hit a two-week low.

• Antibody testing in Los Angeles county indicates a much higher spread of the virus than earlier thought.

• Health officials now believe the virus was present in the US a full two months prior to …