Have there been any studies about the lack of raises and productivity? Because the way I see it, if you hired me 3 years ago at X per hour, and I haven't gotte

Have there been any studies about the lack of raises and productivity? Because the way I see it, if you hired me 3 years ago at X per hour, and I haven't gotten any raises, then because of inflation, I should work 5% or so less hard every year.