From Congress:

Raymond J. Lehmann, Director of Finance, Insurance and Trade Policy, R Street Institute. A number of members of the House of Representatives also testified, including The Honorable Sean P. Duffy, Member of Congress; The Honorable Garret Graves, Member of Congress; The Honorable Blaine Luetkemeyer, Member of Congress; The Honorable Frank Pallone, Member of Congress; The Honorable Bill Pascrell, Member of Congress; and The Honorable Steve Scalise, Member of Congress.