When Wharton management professor Matthew Bidwell first came to the United States from England in the 1990s, he was struck by the dogged American work ethic. “It was a culture that was much more organized around work than in the U.K.... More than 3,300 employees across 70 companies in the U.K. are participating in a pilot program to work four days a week in exchange for the same productivity and pay. Launched in June, the six-month experiment led by the nonprofit 4 Day Week Global relies on previous research that finds employees are happier, healthier, and more efficient with reduced working hours.
https://knowledge.wharton.upenn.edu/article/can-the-u-s-embrace-a-four-day-workweek/