T owards the end of last year America began running short of medicines used to treat attention-deficit hyperactivity disorder ( adhd ), including Adderall (an amphetamine) and Ritalin (a central-nervous-system stimulant). Nine in ten pharmacies reported shortages of the medication, which tens of millions of Americans use to help improve focus and concentration. Around the same time, something intriguing happened: American productivity, a measure of efficiency at work, dropped. In the first quarter of 2023, output per hour fell by 3%.
去年年底，美国开始缺少用于治疗注意力缺陷多动障碍（ADHD）的药物，包括Adderall（Adderall（A Adderall）（苯丙胺）和Ritalin（一种中央导致系统兴奋剂）。十个药房中有九个报告说，药物短缺，数以千计的美国人用来帮助提高注意力和集中度。大约在同一时间，发生了一些有趣的事情：美国生产力，工作效率的衡量标准下降了。在2023年的第一季度，每小时产量下降了3％。
