The Study on Mechanism of Discriminatory Perception on Online Aggressive Behaviors of Migrant Children—An Analysis of The Mediating Effect of Social Alienation and The Moderating Effect of Parental Emotional Warmth

In the context of the development of new urbanization, the scale of the floating population is gradually expanding, and children who move with them have become a special group. Paying attention to the issue of online aggressive behaviors among migrant children is related to the harmony and sustainable development of the entire society. This article divides discriminatory perception into three dimensions consisting of intelligence discriminatory perception, physical trait discriminatory perception, and family background discriminatory perception. the impact of each dimension of discriminatory perception on online aggressive behavior were analyzed systematically. the functional pathways of social alienation and parental emotional warmth in the relationship between the two were Identified. The research results indicate were as followed. ①Both physical trait discriminatory perception and family background discriminatory perception had a significant positive impact on online aggressive behavior, while intelligence discriminatory perception had no significant impact. The order of effects was as follows. physical trait discriminatory perception > family background discriminatory perception.②Social alienation played a complete mediating role in the impact of intelligence discriminatory perception on online aggressive behavior. In the impact of perceived physical trait discrimination and family background discrimination on online aggressive behavior, there was a partial mediating effect.③Parental emotional warmth played a moderating role in the perception of intelligence discrimination, physical trait discrimination, and family background discrimination affecting social alienation. At the same time,it played a moderating role in the perception of physical trait discrimination and family background discrimination affecting online aggressive behavior.