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On efficiency, concentration and welfare

BOCCARD, Nicolas - Center for Operations Research and Econometrics (CORE), … - 2009

The welfare impact of a merger involves the market power offense and the efficiency defense. Salant et al. (1983) show that mergers among symmetric firms are unprofitable except for monopolization. We characterize the limit to this merger paradox in a simple linear Cournot oligopoly with...

Persistent link: https://www.econbiz.de/10008494368

Optimal enforcement of competition policy : the commitments procedure under uncertainty

GAUTIER, Axel; PETIT, Nicolas - Center for Operations Research and Econometrics (CORE), … - 2014

Since the introduction of a formal commitments procedure in EU an- titrust policy (Article 9 of Council Regulation 1/2003), the European Commission has extensively settled cases of alleged anticompetitive practices. In this paper, we use a formal model of law enforcement (Be- bchuk, 1984; Shavell,...

Persistent link: https://www.econbiz.de/10011246329

Concentration, spatial clustering and the size of plants : disentangling the sources of co-location externalities

LAFOURCADE, Miren; MION, Giordano - Center for Operations Research and Econometrics (CORE), … - 2003

concentration, spatial clustering and the size of plants. Concentration is an a-spatial concept of variability that can be measured … distance-based patterns. We argue that, in a world where the size of establishments is independent of both concentration and … more concentrated than small ones, with size and concentration simultaneously influencing each other. On the other hand …

Persistent link: https://www.econbiz.de/10005042915

Intensity of competition and market structure in the Italian banking industry

GIANNETTI, Caterina - Center for Operations Research and Econometrics (CORE), … - 2007

this in turn affects the one-firm concentration index. Then, in the second part, the number of banks in each submarket is …, the one-firm concentration ratio of each province is regressed on the number of banks, also in interaction with market …

Persistent link: https://www.econbiz.de/10005043154

Dynamic joint investments in supply chains under information asymmetry

AGRELL, Per; KASPERZEC, Roman - Center for Operations Research and Econometrics (CORE), … - 2010

Supply chain management involves the selection, coordination and motivation of independently operated suppliers. However the central planner's perspective in operations management translates poorly to vertically separated chains, where suppliers may have rational myopic reasons to object to full...

Persistent link: https://www.econbiz.de/10008836141

Endogenous network formation in patent contests and its role as a barrier to entry

MARINUCCI, Marco; VERGOTE, Wouter - Center for Operations Research and Econometrics (CORE), … - 2009

In a setting of R&D co-opetition we study, by using an all-pay auction approach, how collaboration affects strategic decisions during a patent contest, and how the latter influences the possible collaboration network structures the firms can hope to form. The all pay auction approach allows us...

Persistent link: https://www.econbiz.de/10008550228

Competition among the big and the small

SHIMOMURA, Ken-Ichi; THISSE, Jacques-François - Center for Operations Research and Econometrics (CORE), … - 2012

Many industries are made of a few big firms, which are able to manipulate the market outcome, and of a host of small businesses, each of which has a negligible impact on the market. We provide a general equilibrium framework that encapsulates both market structures. Due to the higher toughness...

Persistent link: https://www.econbiz.de/10010610486

Market structure, scale economies and industry performance

AMIR, Rabah - Center for Operations Research and Econometrics (CORE), … - 2003

We provide an extensive and general investigation of the effecst on industry performance - profits, social welfare and price-cost margins - of exogenously changing the number of firms in Cournot markets. This includes an in-depth exploration of the well-known trade-off between competition and...

Persistent link: https://www.econbiz.de/10005008299

Market transparency and Bertrand competition

KNAUFF, Malgorzata - Center for Operations Research and Econometrics (CORE), … - 2006

We investigate the effects of market transparency on prices in the Bertrand duopoly model for both the cases of strategic complementarities and strategic substitutes. For the former class of games “conventional wisdom” concerning prices is conﬁrmed, since they decrease. The consumers are...

Persistent link: https://www.econbiz.de/10005008307

Mergers, innovation, and inequality

COZZI, Guido; TAROLA, Ornella - Center for Operations Research and Econometrics (CORE), … - 2004

This paper presents a standard endogenous growth framework in which the source of growth is represented by vertical innovation. The crucial assumption we introduce is that there is a positive information gap concerning the discovery of innovation. The aim of reducing the information...

Persistent link: https://www.econbiz.de/10005008610