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本文考虑在具有差异化产品的寡头垄断市场的横截面上进行“供需”分析的问题。主要方法是假设需求可以用离散选择模型描述，且价格由定价企业内生决定。与一些先前的实证研究不同，这些技术明确允许价格与市场横截面中未观察到的需求因素相关联的可能性。文章提出通过“反转”市场份额方程来找到每个商品的隐含平均效用水平的估计方法。该方法允许通过传统的工具变量技术进行估计。
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Steven Berry（Sat，）研究了这一问题。
www.synapsesocial.com/papers/69d75eebb1cb92dd1bb8ab96 — DOI: https://doi.org/10.2307/2555829
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:
Steven Berry
The RAND Journal of Economics
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