$4.$ Major antitrust cases

Which of the following statements are true for the IBM case $(1982)?$ Check all that apply.

All parties in the case agreed that the defendant had a monopoly in the relevant market.

The case marked the end of an era in which firms were prosecuted simply for being monopolies and the return to a time when prosecution required that a firm not only be a monopoly but also abuse its position as such.

The defendant's co$-$conspirators in the case pleaded guilty to fixing prices.

Imagine you are a lawyer for the prosecution in an antitrust case. What strategies would you pursue in prosecuting the case? Check all that apply.

Argue that recent changes in technology would soon provide new competition in the defendant's market.

Argue that the relevant market was narrower than the defense claimed.

Argue for the application of the per se rule instead of the rule of reason.