Koons, Campbell v. Acuf -Rose Music, Inc. , Harper & Row Publishers, Inc. v. Nation Enterprises, Dr. Seuss Enterprises v. Penguin Books, Leibovitz v. Paramount Pictures Corp. , enhances our understanding of these factors. Finally, this Essay will analyze the Obama Hope Poster case in the context of the four factors and arrive at a conclusion based on case law and public policy. Key Terms 1. Copyrights 2. Moral rights of copyrights 3. Economic right of copyrights 4. The copyright Act of 1976 on the United States 5. World Intellectual Property Organization (WIPO) 6