Authorities Cited: United States Code 29 U.S.C. § 158(a)(3) 29 U.S.C. § 160(f) Supreme Court 373 U.S. 734, 742 461 U.S. 95 465 U.S. 822, 829 466 U.S. 435 467 U.S. 837 487 U.S. 735 Circuit Courts 664 F.2d 1200, 1206 52 F.3d 366, 369 71 F.3d 897, 901 133 F.3d 1012, 1015 203 F.3d 41 213 F.3d 651, 657 275 F.3d 1137, 1141 335 F.3d 1079, 1082-1083 357 F.3d 55, 60-61 392 F.3d 439, 446 452 F.3d 813, 816 514 F.3d 1341, 1348