Online shopping is especially likely to help women and minority groups. A study of automobile shopping found that women and African-Americans pay about the same amount as white males when they buy a car online, but at the dealership they pay more, even after you account for other factors, such as income.42324 ↱
Nudge
Improving Decisions About Health, Wealth, and Happiness
Richard H. Thaler, Cass R. Sunstein