Public policy research, analysis and information services, namely. providing information about public policy and law in the areas of federal, state, foreign and international law, education, health and welfare, foreign affairs, defense, international trade, economic development, federal fiance and taxation, and all aspects of government in support of the legislative, oversight, and representational functions of Congress; providing information at the specific request of end-users by means of telephone or global computer networks; computer services, namely providing on-line books and research reports in the field of congressional interests, namely, federal, state, foreign and international law, education, health and welfare, foreign affairs, defense, international trade, economic development, federal finance and taxation, legislative processes; and legal research and analysis