This paper studies the impact of employment subsidies in a simple macroeconomic model with imperfect competition and unemployment due to wage rigidity. COmputed with a simple formula that is robust to the specification of imperfect competition and wage rigidity, subsidies can make an economy...

The paper considers the problem of comparing income distributions for heterogeneous populations. Following Atkinson and Bourguignon (1987), we divide the population in different groups of needs and evaluate the social welfare with a utilitarian function. By considering the Generalized...

In a model where agents have unequal production skills and different preferences, we build social welfare functions which rely only on ordinal non-comparable information on individual preferences. Social welfare functions are required to satisfy properties of compensation for inequalities in...