The data [0] begs to differ: in richer countries workers and fewer hours. The gap not shown here is working hours per capita (instead of worker), but I couldn’t find that data quickly.
Also, even if your claim were true, I wonder if joining the rate race of working harder is worth it.
Also, even if your claim were true, I wonder if joining the rate race of working harder is worth it.
[0] https://ourworldindata.org/rich-poor-working-hours