(November 21, 2016, 3:31 PM EST) -- WASHINGTON, D.C. — President Barack Obama’s implementation of the Patient Protection and Affordable Care Act (ACA) individual mandate constitutes an unlawful act, and basic economic theory on how insurers price premiums provides the injury necessary to challenge it, an advocacy group tells the U.S. Supreme Court in a Nov. 7 petition for certiorari (American Freedom Law Center and Robert Joseph Muise v. Barack Obama, et al., No. 16-635, U.S. Sup.)....