Explanation:
It sounds like you're summarizing some points from the article you mentioned earlier. It appears that the authors are discussing President Biden's proposed policies regarding re-regulation of certain industries, particularly railroads and antitrust enforcement. They argue that these policies aim to undo the legacy of deregulation from previous administrations, such as President Carter and Senator Ted Kennedy, which they claim contributed to the efficiency of the U.S. transportation system and increased productivity in certain sectors.