感知到的自主支持与大学学生在应用程序支持下的校园跑步持续意图：积极-消极双重路径机制及个体和同伴资源的边界作用

Objective In some Chinese universities, campus running is an institutionally organized extracurricular program in which prescribed running tasks are monitored through exercise apps. This study examined the association between perceived autonomy support (PAS) and exercise persistence intention (EPI), testing a positive pathway through basic psychological need satisfaction (BPNS), exercise empowerment (EE), and exercise identity (EI), a negative pathway through perceived threat to freedom (PTF), psychological reactance (PR), and exercise procrastination (EP), and the moderating roles of exercise