the purpose of this study is to investigate the relation between identity styles and commitment with quality of friendship among the students in third grade of high school. 400 participants from nineteen educational districts were chosen randomly. three quesnonnaires were used: identity style inventory, the quality of friendship, the reciprocity of friendship . the results indicated that inform...

PURPOSE The aim of this study was to determine the influence of dyadic friendship relationships on adolescent physical activity (PA) behavior. Unique to this study was examination of the "best friend" dyad. METHODS Participants were 268 adolescents (13-18 years of age) of both sexes (boys n = 140, girls n = 128), constituting 134 best friendship dyads; 84 were reciprocal best friends and 50 w...

: the purpose of this study is to identify the gender differences in identity styles, commitment and quality of friendship. for this reason, 400 high school students from 19 educational regions in tehran (males –females) are chosen randomly. three scales are administrated: identity style inventory-six grade (white et al, 1998), quality of friendship (hejazi, zohrevand, 1380) and socio-metric qu...

We model the formation of friendships as repeated cooperation within a set of heterogeneous players. The model is built around three of the most important facts about friendship: friends help each other, there is reciprocity in the relationship and people usually have only a few friends. In our results, we explain how similarity between people affects the friendship selection. We also character...

Desiderius Erasmus set out his views on medical ethics just over 500 years ago. Applying the characteristic approach of Renaissance Humanism, he drew upon a variety of classical sources to develop his own account of medical obligation. Of particular interest is Erasmus's attention to the patient's duties as well as the physician's. By treating this reciprocal relationship as a friendship betwee...

Homo Reciprocans: Survey Evidence on Behavioural Outcomes This paper complements the experimental literature that has shown the importance of reciprocity for behaviour in stylized labour markets or other decision settings. We use individual measures of reciprocal inclinations in a large, representative survey, and relate reciprocity to real world labour market behaviour and life outcomes. We fi...

Friends are presumed to exert a substantial influence on young people's drinking patterns. The current study focused on the effects of the best friend's drinking behaviour on the alcohol consumption of 12-14-year-old adolescents. Furthermore, we hypothesized friendship characteristics (i.e., reciprocity and sociometric status differences) to moderate the extent in which adolescents had been inf...

This multi-study investigation identified and confirmed the factor structure of ideal friendship standards. Study 1 (N = 307) conducted an exploratory factor analysis on 30 existing subscales of friendship expectations. Study 2 (N = 401) reduced 181 items from past subscales and singleitem measures of friendship expectations to 51 items measuring six factors. Study 3 (N = 668) used an internati...