The upcoming decision of the U.S. Supreme Court in Cuno v. DaimlerChrysler is an excellent window through which to view tax subsidies provided by State and local governments in the United States and to contrast them to State aid in the European Union. The Cuno case, which has thrown the local public finance and business communities in the United States into an uproar, has called into question the widespread use by subnational governments of tax incentives