Simon Property Group Inc is a Delaware corporation was formed & listed on December 14, 1993. The Company operates as a self-administered and self-managed real estate investment trust. The Company owns, develops and manages retail real estate properties, such as regional malls, Premium Outlets, The Mills and community and lifestyle centers. As of December 31, 2013, Company owned and held an interest in approximately 308 income-producing properties in the United States, which consisted of 156 malls, 66 Premium Outlets, 62 community/lifestyle centers, 13 Mills and 11 other shopping centers or outlet centers in 38 states and Puerto Rico. The Company also has ownership interests in nine Premium Outlets in Japan, three Premium Outlets in South Korea, one Premium Outlet in Canada, one Premium Outlet in Mexico, and one Premium Outlet in Malaysia. The Company acquired non-controlling interests in five operating properties in Europe through its joint venture with McArthurGlen, in 2013. The Company faces competition with merchandise distribution channels including malls, outlet centers, community and lifestyle centers and other shopping centers in the United States and abroad and also with internet retailing sites and catalogs which provide retailers with distribution options beyond existing brick and mortar retail properties. The Company is subject to certain income taxes, both domestically and internationally, and other taxes, including state and local taxes, franchise taxes, and withholding taxes on dividends from certain of its investments.