منابع مشابه
Market power in pollution markets
As with other commodity markets, markets for trading pollution permits have not been immune to market power concerns. In this paper, I survey the existing literature on market power in permit trading but also contribute with some new results and ideas. I start the survey with Hahn’s (1984) dominant-firm-fringe static model that I then extend to the case in which there are two or more strategic ...
متن کاملEndogenous market power in emissions markets
Previous approaches on market power in emissions trading markets rely on the existence of a subset of competitive players. In this paper, I relax this assumption and treat market power as an endogenous concept which depends on the initial allocation of allowances. All parties realize their potential influence on the market price. This approach allows a clear comparative statics of the impact of...
متن کاملPredicting market power in wholesale electricity markets
The traditional measure of market power is the HHI, which gives implausible results given the low elasticity of demand in electricity spot markets, unless it is adapted to take account of contracting. In its place the Residual Supply Index has been proposed as a more suitable index to measure potential market power in electricity markets, notably in California and more recently in the EU Sector...
متن کاملLocational Market Power in Network Constrained Markets
This paper studies the issue of locational market power of suppliers in a market that is situated on a network. Locational market power arises when locational advantage allows suppliers to act non-competitively and raise prices above competitive levels. We propose a quantifiable definition of locational market power and analyze its properties over a general network. We also conduct a detailed a...
متن کاملMonitoring and Market Power in Credit Markets
We study an oligopoly model of banking that allows us to evaluate the two leading explanations for banks’ ability to earn rents. In the model, banks can either invest in information acquisition, or in market power (through product differentiation). The two versions generate different predictions that are tested using panel data on Finnish local banks. We find that banks’ investments in branch n...
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ژورنال
عنوان ژورنال: SSRN Electronic Journal
سال: 2010
ISSN: 1556-5068
DOI: 10.2139/ssrn.1617168