总结 Summary ◆政策制定者运用反托拉斯法来阻止寡头 做出妨碍竞争的 Policymakers use the antitrust laws to prevent oligopolies from engaging in behavior that reduces competition8 43 总结 Summary ‹政策制定者运用反托拉斯法来阻止寡头 做出妨碍竞争的举动。 Policymakers use the antitrust laws to prevent oligopolies from engaging in behavior that reduces competition