Two results showing the limitations of the “as if” methodology are proved under relatively mild assumptions. In an interpretation of the results, a competitive market cannot simulate the outcome of a market M in which the single price assumption does not hold. In a second interpretation, the...

The effects on the market price of a change in the number of buyers, in the number of sellers, in the prices sellers set and in the buyers’ reservation prices are established in a simple network model of a market.

The design of the agricultural reform in Bulgaria in the early 90-es provides researchers with a natural experiment for testing the effect of the protracted absence of clearly defined property rights on economic outcomes. Special rules governing the restitution of orchards made one group of...

The present paper develops a basic framework for evaluating and optimizing profits in a business operation. In developing a business we are often faced with an infinity of choices ranging from what products or services to sell and what customers to target to how to structure and manage the...

The question this paper addresses is whether a government can regulate a Cournot oligopolist market to give higher level of welfare without changing either the strategic variable (output quantity) or the way prices are determined (by an auctioneer). The problem is set as a two- stage game played...

In this paper, we study an auction where bidders only know the number of potential applicants. After seeing their values for the object, bidders decide whether or not to enter the auction. Players may not want to enter the auction since they have to pay participation costs. We characterize the...

Une importante littérature empirique est dévolue à la question du lien entre les facteurs financiers et les performances économiques des firmes. Dérivées du rejet de l’hypothèse classique de non incidence de la structure financière sur la dépense ou inscrites plutôt dans une logique...

We provide an overview of the workings of the National Science Foundation and the proposal review process, as well as some guidance in writing proposals for funding.

Five waves of the Panel Study of Income Dynamics (PSID), 1985-1989 including both wealth supplements, are used to construct an intertemporal budget constraint for selected single headed households. A new functional form of the dual consumer profit function rationalizing consumption, labor supply...

This article presents an equilibrium concept that, contrary to the traditional walrasian one, allows for the unbalance between supply and demand in different markets, making easier the analysis of those situations in which they differ persistently, as in the case of the labor market....