Women in Vietnam a wife had to provide sex to her husband at his will. Violence against women was supported by more Vietnamese than Chinese. Domestic violence was more accepted by Vietnamese women than Chinese women. Some Vietnamese women from Lào Cai who married Chinese men stated that among their reasons for doing so was that Vietnamese men beat their wives, engaged in affairs with mistresses, and refused to help their wives with chores, while Chinese men actively helped their wives carry out chores and care for them. Vietnamese women are traveling to China as mail order brides for rural Chinese men to
Moving average "S" to "Y" as shown above, though other techniques exist, such as setting "S" to an average of the first 4 or 5 observations. The importance of the "S" initialisations effect on the resultant moving average depends on "α"; smaller "α" values make the choice of "S" relatively more important than larger "α" values, since a higher "α" discounts older observations faster. Whatever is done for "S" it assumes something about values prior to the available data and is necessarily in error. In view of this, the early results should be regarded as unreliable until the iterations have had time