... behaviours ofindividuals, therefore, are a combination of their personal characteristics and the requirements of the circumstances within which they find themselves. Thisis important and is the purpose ... production, engineering and technology; 16 per cent were in clerical and secretarial jobs; 8 per cent were in the armed forces and 22 per cent were full-time students. Of the respondents 97per cent were ... twogeneral impulses. First, assertive behaviour, the desire to satisfy personalconcerns and, second, non-assertive behaviour, the desire to satisfy the concerns of others. Figure 1 represents the...