In this paper we analyzed the strategic competition between incumbent postal operators and market entrants in liberalized letter markets based on the “defender consumer model” pioneered by Hauser and Shugan (1983) and derived qualitative normative implications on how an established firm...

The paper develops an overlapping generations model with probabilistic aging of households. We define age as a set of personal attributes such as earnings potential, health and tastes that are characteristic of a person's position in the life-cycle. In assuming a limited number of different...

The labor market effects of pension reform stem from retirement behavior and from job search and hours worked of prime age workers. This paper investigates the impact of four often proposed policy measures for sustainable pensions: strengthening the tax benefit link, moving from wage to price...