For supporting evidence, see this study:
https://www.nber.org/papers/w26554
Which I’ll quote Robin Hanson’s quote of
income effects in preferences, in which leisure becomes more valuable when income rises, … income effects are the main driving force behind the decline of average hours worked with GDP per capita.
For supporting evidence, see this study:
https://www.nber.org/papers/w26554
Which I’ll quote Robin Hanson’s quote of