Podcast:EconTalk Published On: Mon May 20 2013 Description: Richard Epstein of New York University and Stanford University's Hoover Institution talks with EconTalk host Russ Roberts about the U.S. Constitution. Topics covered in this wide-ranging conversation include how the interpretation of the Constitution has changed over time, the relationship between state and federal power, judicial activism, the increasing importance of administrative agencies' regulatory power, and political influences on the Supreme Court.