translation.en: Whereas the personal income, on a scale that has been held constant to accommodate for inflation, But you find essentially the same results, namely, that after a certain basic point -- which corresponds more or less to just a few 1,000 dollars above the minimum poverty level -- increases in material well-being don't seem to affect how happy people are.
translation.zh: 但是同一时期的人均收入则增加了 两倍以上 接近三倍 这一统计已经是把通货膨胀算进去了 可是 结果基本是一致的 就是说 到了温饱线之上1000美元之后的某个点 收入的增加不会影响人们的幸福值