selfreported subjective wellbeing can be further divided into life satisfaction surveys ranks of to of a person s satisfaction with life and emotional wellbeing indicators a person s emotional feelings at a point in time kahneman and deaton di telia etal studies based on selfreported life satisfaction avoid these problems but are subject to challenging data interpretation issues these studies which are getting increasing attention in the literature helliwell et al and tend to show that selfreported subjective wellbeing has a strong correlation with income but also that other factors such as health unemployment and divorce or quality of life indicators based on objective outcomes are important