Historical analysis of college campus interracial dating
For example, a study by the Centre for Behaviour and Evolution, Newcastle University confirmed that women show a tendency to marry up in socio-economic status; this reduces the probability of marriage of low SES men.
Research at the universities of Alabama at Birmingham (UAB) and Texas A&M addressing the topic of socio-economic status, among other factors, showed that none of the socio-economic status variables appeared to be positively related to outmarriage within the Asian American community, and found lower-socioeconomically stable Asians sometimes utilized outmarriage to whites as a means to advance social status.
These statistics do not take into account the mixing of ancestries within the same "race"; e.g.
a marriage involving Indian and Japanese ancestries would not be classified as interracial due to the Census regarding both as the same category.
By 1910, 28 states prohibited certain forms of interracial marriage.
Eight states including Arizona, California, Mississippi, Montana, Nevada, Oregon, Texas, and Utah extended their prohibitions to include people of Asian descent.
The most tenacious form of legal segregation, the banning of interracial marriage, was not fully lifted until the last anti-miscegenation laws were struck down in 1967 by the Supreme Court ruling in the landmark Loving v. Social enterprise research conducted on behalf of the Columbia Business School (2005–2007) showed that regional differences within the United States in how interracial relationships are perceived have persisted: Daters of both sexes from south of the Mason–Dixon line were found to have much stronger same-race preferences than northern daters did.
Virginia, but also continues to represent an absolute minority among the total number of wed couples.
According to the United States Census Bureau, the number of interracially married couples has increased from 310,000 in 1970 to 651,000 in 1980, to 964,000 in 1990, to 1,464,000 in 2000 and to 2,340,000 in 2008; accounting for 0.7%, 1.3%, 1.8%, 2.6% and 3.9% of the total number of married couples in those years, respectively.
The study also observed a clear gender divide in racial preference with regards to marriage: Women of all the races which were studied revealed a strong preference for men of their own race for marriage, with the caveat that East Asian women only discriminated against Black and Hispanic men, and not against White men.
Several studies have found that a factor which significantly affects an individual's choices with regards to marriage is socio-economic status ("SES")—the measure of a person's income, education, social class, profession, etc.