Part of the IRA was a huge investment in domestic manufacturing and in strengthening government support for unions. It resulted in a big increase in working-class wages even when correcting for punishing Covid inflation that wasn’t Biden fault.

https://www.americanprogress.org/article/americans-wages-are-higher-than-they-have-ever-been-and-employment-is-near-its-all-time-high/

https://thehill.com/business/4045941-how-bidens-big-investments-spurred-a-factory-boom/