A commonly held opinion is that ............... .

At Columbia University, a survey was made of hundreds of promising young men between the ages of 20 and 31 to determine if it is best to remain with one concern for a long time and work up, or change jobs as better opportunities present themselves. The conclusion is that there is no support for the popular idea that the young man who remains with a given firm will outdistance the one who changes more frequently. And a wide-scale study at the University of Kansas showed that men who have achieved top ranking in their fields tended to keep shifting jobs until they found positions which offered maximum opportunity.