Duclos, Jean-Yves; Makdissi, Paul; Wodon, Quentin - Centre Interuniversitaire sur le Risque, les Politiques … - 2004
This paper proposes graphical methods to determine whether commodity-tax changes are "socially improving", in the sense of improving social welfare or decreasing poverty for large classes of social welfare and poverty indices. It also derives estimators of critical poverty lines and economic...