1. The document summarizes findings from the Gallup World Poll, which surveyed over 130,000 people across 130+ countries, representing 96% of the world's population.
2. It finds that while objective conditions like longevity, access to necessities, and modern technologies have increased worldwide, significant disparities remain between countries.
3. Measures of subjective well-being like life satisfaction, positive emotions, and overall affect also vary widely between nations and correlate with factors like GDP, trust, freedom, and lack of corruption rather than individual adaptation.
