No, the magic number is 10—per capita GDP.
Still waiting for sources, especially for this gem:
“Furthermore, there are numerous ways to cook life expectancy statistics - and the worse the country, the more likely they are to do so.”
You jumped on someone for spouting an unsubstantiated opinion, yet you continue to do the same. Odd....
The Economist Intelligence Units quality-of-life index. Key factors include trade union memberships, divorce rates, and "gender equality."
What does GDP have to do your argument? What does GDP mean to you?