Hayden Publishing Co., Inc. v. Cox Broadcasting Corp. And United Technical Publications, Inc.

How courts have described this case

Verbatim parenthetical descriptions written by other courts when citing this decision. Ranked by citation-network relevance.

• “[i]n our view, there were clearly genuine issues of fact concerning the definition of the relevant market, thus precluding even partial summary judgment”
• “Proof that the defendant’s activities had an impact upon competition in a relevant market is an absolutely essential element of the rule of reason case.”
• “Among the most important circumstances to be considered [under the ‘rule of reason’] are those relating to the competitive characteristics of the relevant market.”
• the concept of high cross elasticity of demand and willingness of purchasers to substitute one product for the other are signs of a cohesive product market
• “[A] party may have monopoly power in a particular market, even though its market share is less than 50%.”
• “[A] party may have monopoly power in a particular market, even though its market share is less than 50%.”

Source: CourtListener parenthetical corpus (CC0).