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Wednesday, August 26, 2020

Pandemics And Lockdowns -- August 26, 2020

From The WSJ:

In response to the novel and deadly coronavirus, many governments deployed draconian tactics never used in modern times: severe and broad restrictions on daily activity that helped send the world into its deepest peacetime slump since the Great Depression.

The equivalent of 400 million jobs have been lost world-wide, 13 million in the U.S. alone. Global output is on track to fall 5% this year, far worse than during the financial crisis, according to the International Monetary Fund.

Despite this steep price, few policy makers felt they had a choice, seeing the economic crisis as a side effect of the health crisis. They ordered nonessential businesses closed and told people to stay home, all without the extensive analysis of benefits and risks that usually precedes a new medical treatment.

There wasn’t time to gather that sort of evidence: Faced with a poorly understood and rapidly spreading pathogen, they prioritized saving lives. 

Five months later, the evidence suggests lockdowns were an overly blunt and economically costly tool. They are politically difficult to keep in place for long enough to stamp out the virus. The evidence also points to alternative strategies that could slow the spread of the epidemic at much less cost. As cases flare up throughout the U.S., some experts are urging policy makers to pursue these more targeted restrictions and interventions rather than another crippling round of lockdowns.

“We’re on the cusp of an economic catastrophe,” said James Stock, a Harvard University economist who, with Harvard epidemiologist Michael Mina and others, is modeling how to avoid a surge in deaths without a deeply damaging lockdown. “We can avoid the worst of that catastrophe by being disciplined,” Mr. Stock said.

It should be noted that Joe Biden is set to return to the overly blunt and the economically costly tool called lockdowns. 

More from the linked article:

The economic pain from pandemics mostly comes not from sick people but from healthy people trying not to get sick: consumers and workers who stay home, and businesses that rearrange or suspend production. A lot of this is voluntary, so some economic hit is inevitable whether or not governments impose restrictions.

Disentangling voluntary and government-ordered effects is hard. One study, by economists Austan Goolsbee and Chad Syverson at the University of Chicago, says government restrictions account for just 12% of the decline in consumer mobility in the U.S.; another, by a team led by economists Kosali Simon at Indiana University and Bruce Weinberg at Ohio State, says they account for 60% of the loss of employment.

Still, because of the close connection between the pandemic and economic activity, many epidemiologists and economists say the economy can’t recover while the virus is out of control. “The virus is going to determine when we can safely reopen,” Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases, said in April. The Federal Reserve said in late July that “the path of the economy will depend significantly on the course of the virus.”

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