As Tobias later put it, Berger was proving himself to be a student whose "push and drive, bordering on the aggressive, tended toward rivalry with some of the other very bright students".
Leif Sande, the president of a union that competes for members with Mr. Nustad's Federation of Oil Workers Trade Unionss, attributed the federation's aggressive stance to its rivalry with Mr. Sande's own Norwegian Oil and Petrochemical Trade Union, which in the spring accepted the terms being offered to the federation.
There was no statistical difference between the two schools in terms of social anxiety at school, self-esteem, competition, rivalry, or aggressive behaviour at school.
The passive-aggressive nature of sibling rivalry is already labyrinthine.
In the 1930s, economic nationalism meant stealing what growth there was from a rival country, or empire, through aggressive state intervention and trade rivalry.
12 55 p.m. | Updated Rick Perry and Mitt Romney braced Wednesday for a new, more aggressive phase in their presidential rivalry after a debate Tuesday night in which both men made clear how deep the personal animosity between them goes.
There was even an agreement in 2006 to work together to avoid bidding up the prices of energy resources in third countries.The limited effect of that pact, however, is one reason to believe Mr Holslag's prognosis of a "fiercer economic rivalry and more aggressive regional diplomacy".
Immediately afterward, Pitino described the rivalry in passive-aggressive tones, alternately praising Kentucky and criticizing the Wildcats.
In both cases it is possible to observe that aggressive behaviour usually arises from several drives: rivalry for possession, the intrusion of a stranger, or frustration of an activity.
Backed by generous budgets and aggressive marketing, Nevins has taken HBO into sharp rivalry with PBS as the prize documentary venue.
