This paper develops a framework for the quantitative analysis of individual income dynamics, mobility and welfare. Individual income is assumed to follow a stochastic process with two (unobserved) components, an i.i.d. component representing measurement error or transitory income shocks and an...

We establish a general relationship between the standard form of the individualistic social-welfare function and the ?reduced-form? version that is expressed in terms of inequality and mean income. This shows the relationship between the property of monotonicity and the slope of the...