4. Antitrust Policy Toward Monopolization a. In the American Tobacco and Standard Oil cases of 1911, Chief Justice White articulated a two-part standard for identifying monopolization. What are the two components b. The U.S. Steel case (1934) gave dominant firms some apparent cover from Section 2 prosecution. What behavior was at issue in the case, what happened to U.S. Steel and how did it affect Section 2 enforcement U.S. Steel's Behavior: Decision