The paper focuses on the concentration of wealth defined as the expected present value of lifetime resources. We propose an indirect but robust method that detects a change in the concentration of wealth when the full stream of income receipts along the life cycle is unknown. We rely on the...

We examine several functional and numerical measures of wage discrimination in the spirit of the Lorenz curve. The First Order discrimination curve is based on the comparison of the wage CDF of two subpopulations. Three different Second Order discrimination curves are derived to refine the first...