积极配置：自我-esteem、生活满意度和乐观性的潜在类别分析

Positivity, that is, the tendency to view oneself, one’s life, and one’s future with a favorable outlook, is a key psychological resource for mental and physical well-being. Self-esteem, life satisfaction, and optimism are its expressions, which share a common latent dimension. The present study examined whether positivity reflects qualitatively distinct configurations or a single underlying continuum. Using a person-centered approach, latent profile analysis was applied to a sample of 1346 adult university students in Spain (1375 recruited, of whom 29 were removed as outliers) through two com