China offers a natural laboratory for comparing the development of only children and children with siblings. We examined potential differences in the way that they expected a protagonist to allocate resources between two recipients with different social relationships, e.g. a sibling vs. a stranger, a friend vs. a stranger, and a sibling vs. a…

Children exhibit a self-relevance effect whereby they share more candies with close friends and acquaintances than with strangers. The present study aimed to reduce the negative consequences of self-relevance effects by enhancing the behavioural control of sharing behaviour. This study initiated two behavioural control levels to investigate…

The current study investigated the effect of moral stories in promoting kindergarteners' sharing behaviour. One hundred eight children were randomly assigned to one of three conditions: two experimental conditions (a moral story with a sharing model and good consequences and a moral story with a selfish model and bad consequences) and a control…