@jfeldman_epi Part of the the reason is likely the reimbursement scheme the Biden administration set up and never reexamined. Almost anyone can buy tests for up to $12/each and get fully reimbursed.
@jfeldman_epi 部分原因可能是拜登政府制定的报销计划，从未重新审查过。几乎任何人都可以以最高 12 美元/每个的价格购买测试并获得全额报销。