This excerpt taken from the LUX 20-F filed Jun 28, 2006.
Purpose. The purpose of the Plan is to enable the Company and its direct and indirect subsidiaries throughout the world to attract, retain, and reward key employees (Key Employees) by offering them an opportunity to have a greater proprietary interest in, and closer identity with, the Company and its Subsidiaries (as defined below), and with their financial success, by granting them an option (Option) to purchase the Companys Ordinary Shares (Ordinary Shares). Proceeds received by the Company from the sale of Ordinary Shares pursuant to Options shall be used for general corporate purposes. The term Subsidiary shall mean any entity more than 50 percent of the ownership of which is controlled directly or indirectly by the Company.