|An economy based on banking makes the citizens of Luxembourg among the wealthiest in the world. Traditionally the citizens of Luxembourg prospered while the banks they worked for financed the steel mills which employed less well paid Belgians and French steel workers. |
A manufacturing economy with unions in the US supported a wealthy Middle Class.
The same manufacturing economy in China and Mexico has paid peasants from the countryside $5 for a 12 hour day, making the shareholders fabulously wealthy. It's a political choice.
It's not the activity of manufacturing or banking which makes the participants wealthy or poor, it's how the revenue from those businesses is distributed.
American citizens could have all benefited from the slave wages in China, but too many Americans voted to distribute their retirement savings as an income tax subsidy for the wealthiest Americans - and they'll never admit they were that stupid.
The Trump presidency is "a teachable moment", a learning experience for idiots. But most will never wise up because it requires them to admit they were wrong and they're too emotionally crippled to admit the truth.