There is an optimal point to how much money it takes to make an individual happy, and that amount varies worldwide, according to new research.
https://www.sciencedaily.com/releases/2018/02/180213132926.htm
There is an optimal point to how much money it takes to make an individual happy, and that amount varies worldwide, according to new research.
https://www.sciencedaily.com/releases/2018/02/180213132926.htm