This article examines the form and content of auditor¿s report published by Tunisian auditors who represent international auditing firms. It measures the compliance of these reports with elements enumerated by International standard on auditing (ISA700). To reach this objective, an empirical...

This paper looks at the endogenous formation of airline alliances bymeans of a two-stage game where first airlines decide whether to form analliance and then fares are determined. We analyze the profitability and thestrategic effects of airline alliances when two complementary...

In this paper we analyze firms' ability to tacitly collude on pricesin an infinitely repeated duopoly game of vertical productdifferentiation. We show that firms collude if and only if their discountfactor is high enough, i.e. if they value future profits sufficiently. We alsoshow that a lower...

The paper studies a Partial Cartel model where only a subset of firms colludes. In this model, firms' ability to collude depends on the discount factor. In addition, as hardly any attention has been given by the literature to the case where mergers take place in a collusive framework, the...

In a three-stage duopoly game with product design at stage 1, advertising & marketing at stage 2, and price competition at stage 3, advertising & marketing enable customers to distinguish the goods from each other thus relaxing price competition. The subgame perfect equilibria of the three stage...

This paper presents evidence on the impact of bank-specific, regulatory, institutional, macro and financial development variables on competition in banking, using information at both national and bank level. With this aim, Lerner indices of market power are estimated using a sample of 10,479...

In this paper we analyze incentives to invest in capacity prior to asequence of Cournot spot markets with varying demand. We compareequilibrium investment in the absence and in presence of the possibility to tradeon forward markets. We find that the possibility to trade forwards...

This paper examines retailers' strategic decisions about store brand introduction when each retailer can stock a limited number of brands. The different product line mix equilibria depend on demand parameters that measure the cross-effect across national and store brands and the cross-effect...

This paper deals with price competition among multiproduct firms. We consider a model with n firms and one representative buyer. Each firm produces a set of products that can be different or identical to the other firms' products. The buyer is characterized by her willingness to pay -in monetary...

An independent research laboratory owns a patented process innovation that can be licensed by means of an auction to two Cournot duopolists producing differentiated goods. For large innovations and close enough substitute goods the patentee auctions o¤ only one license, preventing the full...