Number of sellers, average prices, and price dispersion
نویسندگان
چکیده
منابع مشابه
Price Dispersion and Competition with Differentiated Sellers∗
I measure price dispersion among differentiated retail gasoline sellers and study the relationship between dispersion and the local competitive environment. Significant price dispersion exists even after controlling for differences in station characteristics, and price differences between sellers change frequently. The extent of price dispersion is related to the density of local competition, b...
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This paper presents a search model, for which a decrease in the search cost may lead to lower prices and to a lower price variance, but may also lead to the opposite. This result contrasts with some predictions about the impact of the Internet on prices, but fits well with the empirical literature on e-commerce.
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The paper studies equilibrium pricing in a product market for an indivisible good where buyers search for sellers. Buyers search sequentially for sellers, but do not meet every sellers with the same probability. Specifically, a fraction of the buyers’ meetings lead to one particular large seller, while the remaining meetings lead to one of a continuum of small sellers. In this environment, the ...
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This paper studies the effects of increasing the number of sellers on Quantal Response Equilibrium (QRE) prices in homogeneous product Bertrand oligopoly markets. We show that the two most commonly used choice functions (power and logistic) lead to qualitatively different comparative-static predictions with respect to the relationship between number of firms and prices. JEL Numbers: C73, D83, L13
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and her Master and Bachelor degree in Engineering from Tsinghua University. Dr. Zhao's research interests entail understanding how technological innovations transform firms' competitive strategies and what design and policy interventions can improve the value of these technologies to firms. She has published papers in Abstract Price dispersion of a homogeneous product reflects market efficiency...
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ژورنال
عنوان ژورنال: International Journal of Industrial Organization
سال: 2004
ISSN: 0167-7187
DOI: 10.1016/j.ijindorg.2004.05.001