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Multihoming and Oligopolistic Platform Competition
Social Science Research Network, 2023We provide a general framework to analyze competition between any number of symmetric two-sided transaction platforms, in which buyers and sellers can multihome. We show how key primitives such as the number of platforms, the fraction of buyers that find
Chunchun Liu +3 more
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Trade Reform, Oligopsony, and Labor Market Distortion: Theory and Evidence
Social Science Research Network, 2023In a heterogeneous-firm model with oligopsonistic local labor markets, this paper shows that opening up to trade can affect distortions in such markets.
H. Pham
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Competition in Pricing Algorithms
Social Science Research Network, 2020We document new facts about pricing technology using high-frequency data, and we examine the implications for competition. Some online retailers employ technology that allows for more frequent price changes and automated responses to price changes by ...
Zach Y. Brown, Alexander Mackay
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Alert the Inert? Switching Costs and Limited Awareness in Retail Electricity Markets
American Economic Journal: Microeconomics, 2023We quantify how switching costs and limited awareness affect consumer inertia in liberalized retail electricity markets by developing and estimating a structural demand model using a novel dataset on electricity contract choices in Belgium.
Luisa Dressler, Stefan Weiergraeber
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Power Flows: Transmission Lines, Allocative Efficiency, and Corporate Profits
The American Economic ReviewAccelerated investment in electricity transmission could reduce total costs and enhance renewable integration. I document static allocative inefficiencies induced by incomplete market integration in 2 major US markets; these have risen over time and ...
Catherine Hausman
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Intermediation and Steering: Competition in Prices and Commissions
, 2022We explore the implications of steering by an informed profit-maximizing intermediary. The intermediary steers consumers by recommending firms taking into account both the commissions firms offer and the prices they set.
T. Teh, Julian Wright
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Free Entry in a Cournot Market With Overlapping Ownership
Social Science Research NetworkWe examine the effects of overlapping ownership among existing firms deciding whether to enter a product market. We show that in most cases—and especially when overlapping ownership is already widespread—an increase in the extent of overlapping ownership
X. Vives, Orestis Vravosinos
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Competition and Defaults in Online Search
Social Science Research NetworkThis paper offers the first systematic quantitative assessment of default-option interventions designed to mitigate Google's search dominance. By analyzing interventions in the European Economic Area (EEA), Russia, and Turkey, we find that across all ...
Francesco Decarolis +2 more
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Trucks without Bailouts: Equilibrium Product Characteristics for Commercial Vehicles
The American Economic Review, 2018The entry and exit of products, rather than firms, serve as the main equilibrating force in many markets, so accurately predicting changes from a merger or bankruptcy should incorporate this behavior.
Thomas G. Wollmann
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Market Structure, Oligopsony Power, and Productivity
Social Science Research Network, 2021I examine the effects of oligopsony power on allocative efficiency and income redistribution by studying a size regulation in the Chinese tobacco industry that led to ownership consolidation.
M. Rubens
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