How does ad relevance affect consumers? attitudes toward personalized advertisements and social media platforms? The role of information co-ownership, vulnerability, and privacy cynicism广告相关性如何影响消费者?对个性化广告和社交媒体平台的态度?信息共同所有权、脆弱性和隐私犬儒主义的作用JOURNAL OF RETAILING AND CONSUMER SERVICESIF13.12023-07-014PRE