It's not mentality, it's basics of urban economics called Economies of agglomeration https://en.wikipedia.org/wiki/Economies_of_agglomeration https://en.wikipe

It's not mentality, it's basics of urban economics called Economies of agglomeration https://en.wikipedia.org/wiki/Economies_of_agglomeration https://en.wikipedia.org/wiki/Economies_of_agglomeration Productivity increases in urban centers. Bigger, the better. At some point negative externalizes and bottlenecks that limit growth but if those would be solved, the potential upside could be even greater. For human capital the benefits from labour pooling and matching and knowledge spillovers are enormous.