I don't think this always have to be true, e.g. I'm polish and used work in uk and by crossing border to uk overnight I increased my salary 2-3x but that doesn't mean my productivity increased 2x.
You want to google concept called "Dutch Disease", an economic phenomenon where a resource boom (like oil) causes currency appreciation and decline in other sectors. Norway and the Netherlands faced this issue.
Lyn Alden’s Broken Money argues that modern financial systems fail to protect savings. For high-income countries like the U.S., the issues include:
- Currency devaluation: Persistent inflation undermines wage growth.
- Debt reliance: Governments and households depend on borrowing, creating fragility
- Technological gaps: Financial infrastructure lags behind energy/tech advancements, exacerbating inequality.