Explaining Price Increases in a Concentrated Market

Evaluating the 'Sellers' Inflation' Hypothesis

An industry dominated by a few large firms experiences a sudden, significant increase in the cost of a critical raw material due to a global shipping crisis. Subsequently, all major firms in the industry increase their product prices. Economic data later reveals that the price increases were substantially greater than what was needed to cover the raw material cost hike, leading to expanded profit margins for these firms. Which of the following best explains this outcome?

The Mechanism of Sellers' Inflation

The 'sellers' inflation' theory posits that the widespread price increases seen during a recent global pandemic were exclusively caused by firms passing on the exact amount of their increased input costs from supply chain disruptions to consumers.

Match each component of the 'sellers' inflation' theory with its specific role in explaining how prices rose more than costs during the recent pandemic.

Arrange the following events in the correct chronological and causal order to illustrate the process by which firms in concentrated markets contributed to inflation following a major economic shock.

Evaluating Policy Responses to Sellers' Inflation

Analyzing a Firm's Pricing Strategy

The 'sellers' inflation' theory suggests that firms were able to increase prices significantly more than their input costs during the pandemic because a long-term rise in ____ had already weakened competitive pressures in many industries.