Dynamics of contentment

A continuous variable changing between 0 and 1 is introduced to characterise contentment, or satisfaction with life, of an individual equation governing its evolution postulated from analysis several factors likely affect the contentment. As contentment strongly affected by material well-being, a similar formulated for wealth these two equations derived joint distribution individuals' within society. The so obtained used compute this in society initially low variation over long period time. illustration model capabilities, effects tax rate are simulated it shown that higher taxation longer run may lead wealthier more content It also lower rates pronounced stratification terms both there no direct relationship average values variables.