High-level talks among the U.S., the European Union, India and South Africa have reportedly produced a compromise on a proposed waiver of some World Trade Organization intellectual property protections -- a breakthrough that will require the blessing of the broader WTO membership to go into effect. The negotiations over the waiver, which would apply to certain provisions of the Agreement on Trade-Related Aspects of Intellectual Property Rights, have been contentious, leading Director-General Ngozi Okonjo-Iweala and one of her deputies, Anabel...