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 consumer preferences. We recover markups under...

Existing literature that argues for the prevalence of price premiums is examined. An evaluation of an extant model identifies several possible boundary conditions that limit its applicability. A set of propositions is developed based on these boundary conditions, linking buyer, seller and market...