${?}_C^{}$ Monopoly $-$ End of Chapter Problem

Explain the following situations.

a$.$ In Europe, when a service contract is purchased, many cell phone service providers give away for free what would otherwise be very expensive cell service.

Such a pricing strategy exemplifies

$$

b$.$ In England, the country's antitrust authority prohibited the cell phone service provider Vodafone from offering a plan that gave customers free calls to other Vodafone customers.

By offering these calls for free, Vodafone was likely seeking to

$,$ enabling it to increase its market power. Although a government may wish to ban this practice to $$ such interference might be unwise in this case, since $$