Sen (1973 and 1997) presents the Gini coefficient of income inequality in a population as follows. "In any pair-wise comparison the man with the lower income can be thought to be suffering from some depression on finding his income to be lower. Let this depression be proportional to the...

The social stress experienced by an individual from having a low relative income or from having a low income-based rank is a derivative of the individual's location in social space, and is the outcome of unfavorable comparisons with other individuals in that space. (The term social space stands...

The social stress experienced by an individual from having a low relative income or from having a low income-based rank is a derivative of the individual's location in social space, and is the outcome of unfavorable comparisons with other individuals in that space. (The term social space stands...