In the US? Real Disposable Personal Income has been growing very consistently over time [1]. The rate of growth did stagnate between 2000 and 2013 but the trend has been remarkably consistent.
it claims that the average person has 50k usd in disposable yearly income - there's no way that's after housing and other non optional expenses have been accounted for.
using this measurement, if wages go up 5% but rent goes up 50%, it would still look as if people have more money to spend than before.
the rich are taking The Lion's share of productivity growth
https://www.epi.org/publication/charting-wage-stagnation/#:~...