The Validity of Studies with Line of Business Data: Comment [The Validity of Profits-Structure Studies with Particular Reference to the FTC's Line of Business Data] F. M. Scherer American Economic Review 1987
The Validity of Studies with Line of Business Data: Comment F. M. Scherer; William F. Long; Stephen Martin; Dennis C. Mueller; George Pascoe; David J. Ravenschaft; John T. Scott; Leonard W. Weiss American Economic Review 1987 77(1), 205-217