Sunday assorted links
1. “Why did you build such a long piano?”
2. “We estimate the introduction of a new airline route increases the number of shared kidneys by 7.3%.”
3. Why do the wealthy buy so much insurance rather than self-insuring through saving?
4. Stablecoins and the history of American free banking. And improving bitcoin as a unit of account.
5. “Larger Nursing Home Staff Size Linked To Higher Number Of COVID-19 Cases In 2020.”