e, are predominantly urban dwellers. A few Hoa live in small settlements in the northern highlands near the Chinese frontier, where they are also known as ngai. Traditionally, as elsewhere in Southeast Asia, the Chinese have retained a distinctive cultural identity, but in 1955 North Vietnam and China agreed that the Hoa should be integrated gradually into Vietnamese society and should have Vietnamese citizenship conferred on them. Before 1975 the northern Hoa were mainly rice farmers, fishermen, and coal miners, except for those residing in cities and provincial towns. In the South they were dominant in commerce and manufacturing. According to an official source, at the end of 1974 the Hoa controlled more than 80 percent of the food, textile, chemical, metallurgy, engineering, and electrical industries, 100 percent of wholesale trade, more than 50 percent of retail trade, and 90 percent of export-import trade. Dominance over the economy enabled the Hoa to "manipulate prices" of rice and other scarce goods.THE SOCIAL SYSTEM 7Traditional PatternsFor centuries Vietnamese society was knit together by Confucian norms based on five relationships: the subordination of subject to ruler, son to father, wife to husband, and younger brother to elder brother, and the mutual respect between friends. These norms influenced the evolution of Vietnam as a hierarchic, authoritarian society in which Confucian scholarship, monarchical absolutism, filial piety, the subordinate role of women, and the family system were regarded as integral to the natural order of the universe. The traditional society was stratified on the basis of education and occupation into four groups: scholar-officials or mandarins, farmers, artisans, and merchants. At the pinnacle was the emperor, who ruled with the "mandate of heaven." Next were the scholar-officials, recruited through rigorous civil service examinations in Chinese classical literature and philosophy. Once a person...