In August 2012, Rob Engstrom, political director for the United States Chamber of Commerce, claimed that "no other candidate in 2012 represents a greater threat to free enterprise than Professor Warren."
Augustis 2012 ütles Rob Engstrom USA Kaubanduskojast, et "ükski teine 2012 kandidaat ei kujuta endast vabale ettevõtlusele suuremat ohtu kui professor Warren".