Past research suggests that Type A's have a higher need for control than Type B's, and empirical evidence documents their greater reactivity to control loss. To extend investigation to control decisions and examine the hypothesis that Type A's would be less willing than Type B's to relinquish control to another person, 160 male undergraduates were…

The effect of group composition on risk taking was investigated by having various 3-man groups discuss caution-oriented items. Results indicated: (1) only one of nine group types exhibited a significant shift to caution; (2) except for the homogeneous groups, in which there were no shifts, significant shifts in individual decisions did occur, at…

Examined a series of decisions made by 95 subjects over a period of 18 years. Results indicated that decisions made at earlier stages of development are more likely to be of an exploratory nature and decisions made at later stages are more likely to be of a terminal nature. (Author)