Thanks for sharing stats related to the cost of living in Bangladesh. You are correct. I completely agree that cost of living varies greatly from city to city and country to country. We need to help the next generation learn this important idea.
I did not come up with this idea on my own. Check out this post regarding the topic idea: https://peakd.com/hive-174578/@ocd/ocd-community-boost-contest-6-highlighting-home-edders