In many industries, a regulator designs an auction to select ex-ante the firms that compete ex-post on the product market. This paper considers the optimal market structure when firms incur sunk costs before entering the market and when the government is not able to regulate firms in the market....

<marquage typemarq="gras"/> This paper analyzes the properties of the English auction with bidding credits that is used for e-procurement in the case of differenciated goods. Assuming that production costs are increasing with the level of quality and that the score function of the buyer is concave, we characterize the...

We analyze quality competition between hospitals under vertical health care services differentiation and price regulation. We show that a regulator can set a price to achieve the first-best level of quality for any market structure. However, under free entry, the number of entering hospitals at...

Dans cet article, nous considérons la mise en œuvre du critère de l'offre économiquement la plus avantageuse dans des marchés publics passés par voie électronique. Pour cela, nous analysons la procédure usuelle de l'enchère anglaise inversée avec bonus de qualité en considérant que...

In this paper, we analyze the prospective method of paying hospitals when the within-DRG variance is high. To avoid patients dumping, an outlier payment system is implemented. In the APDRG Swiss System, it consists in a mixture of fully prospective payments for low costs patients and partially...

In this article, we analyze the rationale for introducing outlier payments into a prospective payment system for hospitals under adverse selection and moral hazard. The payer has only two instruments: a fixed price for patients whose treatment cost is below a threshold <formula format="inline"><file name="jori_1293_mu1.gif" type="gif" /></formula> and a cost-sharing rule...