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This paper provides a new and simple model of endogenous horizontal product differentiation based on a standard demand structure derived from quadratic utility. One objective of the paper is to explain the "empirical Bertrand paradox" - the failure to observe homogeneous product Bertrand...
Persistent link: https://www.econbiz.de/10012457700
specification of a positive theory for why agents fail to optimize with respect to tax policies …
Persistent link: https://www.econbiz.de/10012463403
We analyze the optimal dynamic policy of an antitrust authority towards horizontal mergers when merger proposals are endogenous and occur over time. Approving a currently proposed merger will affect the profitability and welfare effects of potential future mergers, the characteristics of which...
Persistent link: https://www.econbiz.de/10012464121
This paper examines how to evaluate consumer welfare when consumers face nonlinear prices. This problem arises in many settings, such as devising optimal pricing strategies for firms, assessing how price discrimination affects consumers, and evaluating the efficiency costs of many transfer...
Persistent link: https://www.econbiz.de/10012466295
We study dynamic price competition between sellers offering differentiated products with limited capacity and a common …
Persistent link: https://www.econbiz.de/10014635636
from trade under Bertrand and Cournot oligopoly. Firms differentiate their products to mitigate competition, but only if … and results in a greater difference between products under Bertrand than Cournot competition. In our model, trade in … homogeneous products never takes place under Bertrand competition: Bertrand firms export only if they differentiate their products …
Persistent link: https://www.econbiz.de/10012457660
We develop a framework for studying trade in vertically and horizontally differentiated products. In our model, consumers with heterogeneous incomes and tastes purchase a homogeneous good as well as making a discrete choice of quality and variety of a differentiated product. The distribution of...
Persistent link: https://www.econbiz.de/10012463321
Most analyses of the macroeconomic adjustment required to correct global imbalances ignore net exports of new varieties of goods and services and do not account for firms' entry in the product market. In this paper we revisit the macroeconomics of trade adjustment in the context of the classic...
Persistent link: https://www.econbiz.de/10012464851
This paper studies the role of endogenous producer entry and product creation for monetary policy analysis and business cycle dynamics in a general equilibrium model with imperfect price adjustment. Optimal monetary policy stabilizes product prices, but lets the consumer price index vary to...
Persistent link: https://www.econbiz.de/10012465454
entry and product variety in a sticky-price model with monopolistic competition in which price stability would be optimal in …
Persistent link: https://www.econbiz.de/10012461168