After a survey of the empirical studies of Monsen, Chiu, and Cooley, of Kamerschen, and of Larner on the effects of the separation of ownership from control, this paper presents a study which shows that among firms with a high degree of monopoly power, management-controlled firms report...

Forcing what is essentially a hyperbolic relationship into a linear regression model can create a "hyperbolic bag." This bag takes on importance if it is systematically related to other variables in the regression model. For the case at hand, it appeared that using a linear model might overstate...