Certain studies Suggest that extroverts make more money than introverts, on average.
Extoverts tend to be happier than introverts, regardless of the cultural context.
Introverts are more likely to suffer from depression and asthma.
Hope this helps, Pal
Concepts of World City includes geographical dispersal of economic activities, increase the number of share for global firms, improvement of firms such as accounting, legal, public relations, programming, telecommunications, enhancement of production, maintain economic stability and improvement of the global network of affiliates.
Love story - Taylor swift
Recycling, riding bikes instead of using cars all the time, and use reusable straws and water bottles.