Competition. To amend Clayton act, hearing before subcommittee, 74th Congress, 2d session, on H. R. 4995, H. R. 8442, and H. R. 10486 [bills] to amend sec. 2 of act to supplement existing laws against unlawful restraints and monopolies, as amended (U. S. C. title 15, sec. 13), Feb. 3-7, 1936.