Sale of illegal antiquities now being formally taxed by group, and constitutes reliable revenue stre
![The monumental entrance of the ancient oasis city of Palmyra, northeast of Damascus [AFP]](/wp-content/uploads/2014/11/2014119121310255734_20.jpeg?resize=270%2C180&quality=80)

Stephennie Mulder is a Public Voices Fellow and an assistant professor of Islamic Art and Architecture at the University of Texas at Austin. She's also an archaeologist who worked over a decade in Syria.
Sale of illegal antiquities now being formally taxed by group, and constitutes reliable revenue stre
![The monumental entrance of the ancient oasis city of Palmyra, northeast of Damascus [AFP]](/wp-content/uploads/2014/11/2014119121310255734_20.jpeg?resize=270%2C180&quality=80)