Economists are surprised

The thing about economic analysis is that it ignores time and, therefore, misses cumulative effects. It cannot anticipate tipping points. Those who had been following the growth of the underground economy and appreciated that this sector helped the U.S. avoid the 2008 crash turning into a depression, are not surprised that the pandemic increased the informal growth. Yes, the homeless are a big and growing problem because they are evidence that it is possible to survive without holding down a job. There are multiple causes and cascading effects.