Hi, I hear happiness can be calculated in money. A study published a while ago somewhere in Europe It's even in a book. I'm interested in this kind of analogy. case 1 For example, if a single person gets married When you win a 430,000 yen lottery ticket and I heard that it is equivalent to the feeling of happiness. case 2 For example, when your first child is born 310,000 yen on the street and The feeling of happiness will be equivalent to that of a person who is happy. Yay! But it&...