It is shown how one can effectively use cross-section data in modelling the change over time in aggregate consumption expenditure of a heterogeneous population. The starting point of our aggregation analysis is a dynamic behavioral relation on the household level. Based on certain hypotheses on...

Tying contracts are well-known for their anti-competitive potential. This paper questions their negative image by showing that tying contracts can be necessary to implement price signals which overcome problems of asymmetric information in the introductory phase of a new durable product. The...

We study changes of the distribution of income, age, occupation, household size via their marginal and conditional densities. The data consists of cross sectional samples from the population of Brithish households drawn over the years of 1968 - 1995. Estimation is carried out nonparametrically...

The game theoretic discussion of best price clauses has alway implicitly been based on a durable good model with one generation of consumers. This paper argues that the intuition derived from this set up is misleading. By comparison with an overlapping generation model it is shown that the one...

The core of a linear assignment problem contains in general a continuum of allocations. A model is presented where the core shrinks to a unique solution as the population grows.

The paper presents a manager controled firm which does not minimize long run costs even though there is no moral hazard problem involved and the mangager maximizes a profit depending salary. The inefficiency is caused by competition in the job market since the manager uses some of his freedom...