Karen Goldbergs husband was killed in a terrorist bombing in Israel. She filed a suit in a U.S. federal court against UBS AG, a Switzerland-based global financial services company. She claimed that UBS aided her husbands killing because it provided services to the terrorists. UBS argued that the case should be transferred to another country. Like many nations, the United States has a common law system. Other nations have civil law systems. What are the key differences between these systems? [Goldberg v. UBS AG, 690 F.Supp.2d 92 (E.D.N.Y. 2010)] (See Classifications of Law.)