This article was published in April 11, 2017. Please add the year tag to the title. Professor Scott Galloway also mentioned about this study in his book "The

This article was published in April 11, 2017. Please add the year tag to the title. Professor Scott Galloway also mentioned about this study in his book "The Algebra of Happiness". https://www.youtube.com/watch?v=qMW6xgPgY4s https://www.youtube.com/watch?v=qMW6xgPgY4s