Topic: social cost of carbon

The rich continue to pay fewer taxes, and get more services (<a href='http://www.istockphoto.com/portfolio/PeopleImages'>Yuri_Arcurs</a> via <a href='http://www.istockphoto.com/'>iStock</a>)

Joseph Aldy - The Conversation
(AP/Alessandra Tarantino)

GOP thumbs nose at Francis

Sophia Tesfaye