In a competitive market, a refusal to supply QWI with Y-bar would not have prevented QWI from becoming a manufacturer or wholesaler of star pickets. […] Refusing supply, unconstrained by the possibility that supply could be obtained from a competitor, for the purpose of preventing QWI from becoming a manufacturer or wholesaler of star pickets was an exercise of market power.

Consider two sets of death rates by age for two imaginary countries, Syldavia (S) and Borduria (B), as in Figure 15-1.

That geezer knocked out his bloody Hampsteads, he did!

Aristotle makes [Fire] to move to the concave of the Moon. - Thomas Salusbury (1661).