Many developed countries found that people with high incomes, but the pleasure is not higher. In some countries, although the low income population, but they are very happy that the developed countries. For example, in Singapore as the country develops and the population with high income. The people in the country feel stressed with life. They are dong worked hard for more than 10 hours a day to provide sufficient living at very high.
การแปล กรุณารอสักครู่..
