by Alexander MacKay and Nathan H. Miller - Publications - Faculty & Research

26 Nov 2018
Working Paper Summaries

Demand Estimation in Models of Imperfect Competition

Keywords: by Alexander MacKay and Nathan H. Miller

05 May 2022
Research & Ideas

Why Companies Raise Their Prices: Because They Can

much as they did." Instead, markups—the difference between prices charged at checkout and the marginal costs incurred by a company in order to make a product—climbed about 25 percent between 2006 View Details

Keywords: by Rachel Layne

February 2025
Article

Estimating Models of Supply and Demand: Instruments and Covariance Restrictions

By: Alexander MacKay and Nathan H. Miller

We consider the identification of empirical models of supply and demand with imperfect competition. We show that a restriction on the covariance between unobserved demand and cost shocks can resolve endogeneity and identify the price parameter. We demonstrate how to... View Details

Keywords: Demand Estimation; Identification; Endogeneity Bias; Covariance Restrictions; Ordinary Least Squares; Instrumental Variables; Price; Demand and Consumers; Competition

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2023
Working Paper

Rising Markups and the Role of Consumer Preferences

By: Hendrik Döpper, Alexander MacKay, Nathan H. Miller and Joel Stiebale

We characterize the evolution of markups for consumer products in the United States from 2006 to 2019. We use detailed data on prices and quantities for products in more than 100 distinct product categories to estimate demand systems with flexible... View Details

Keywords: Market Power; Markups; Demand Estimation; Consumer Products; Retailers; Product; Price; Demand and Consumers; Consumer Behavior

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