Background: China's rapid economic transformation is similar in some ways to those that have occurred in other rapidly developing nations. Is the pattern in China the same? Methods: Cross-country macrodata are used to compare class self-identification transition in China with other similar...

Partner selection is a vital feature of human behavior with important consequences for individuals, families, and society. Hypergamy occurs when a husband's earning capacity systematically exceeds that of his wife. We provide a theoretical framework that rationalizes hypergamy even in the...