Railroad Revitalization and Regulatory Reform

4R Act abandonment adopted all-rail route alternative amendment analysis antitrust areas backhaul carload waybill commodities competing competitors Congress decisions Department of Transportation economic effective competition efficient estimates existing Federal Railroad Administration Federal Trade Commission firms flexibility grain ICC's impact intermodal competition Interstate Commerce Act Interstate Commerce Commission investment issue legislation lower market dominance market share ment mergers mileage miles million monopoly motor carriers National Northeast operating Penn Central percent potential competition POTENTIALLY UNECONOMIC LIGHT-DENSITY predatory pricing price discrimination problems procedures profits PULD lines rail carriers rail industry rail leg rail rates rail service rail system rail-rail competition rail-water route railroad industry Railroad Revitalization rate bureaus rate changes region regulation result revenue Revitalization and Regulatory Robinson-Patman Act rule Sherman Act substantial Table tion ton-miles traffic truck U.S. Congress U.S. Department uneconomic light-density lines USRA variable costs water carriers