Law and legislation 1 355 Taxation 917 Officials and employees 436 Selection and appointment 388 Income tax 302 Finance 220 Medicare 199 mer ... Social security 168 Medical care 158 Budget 151 Tariff 143 Foreign economic relations 140 Appropriations and expenditures 137 Impôts 136 Health insurance 132 Expenditures, Public 113 Commercial policy 111 Foreign trade regulation 105 International economic relations 102 Government policy 101 Public welfare 101 Corporations 96 Free trade 91 Unemployment insurance 91 Impôt 89 Medicaid 89 Debts, Public 84 Tax administration and procedure 81 Health care reform 80 Medical care, Cost of 78 mindre ...