Consumer behaviour Consumer behaviour Consumer behaviour is the study of individuals, groups, or organizations and all the activities associated with the purchase, use and disposal of goods and services, including the consumer's emotional, mental and behavioural responses that precede or follow these activities. Consumer behaviour emerged in the 1940s and 50s as a distinct sub-discipline in the marketing area. Consumer behaviour is an inter-disciplinary social science that blends elements from psychology, sociology, social anthropology, anthropology, ethnography, marketing and economics, especially behavioural economics. It examines how emotions, attitudes and preferences affect buying behaviour. Characteristics of individual consumers such as demographics, personality lifestyles and
Y-DNA haplogroups in populations of Europe Y-DNA haplogroups in populations of Europe Y-DNA haplogroups in populations of Europe are haplogroups of the male Y-chromosome found in European populations. The table below shows the human Y-chromosome DNA haplogroups, based on relevant studies, for various ethnic and other notable groups from Europe. The samples are taken from individuals identified with the ethnic and linguistic designations shown in the first two columns; the third column gives the sample size studied; and the other columns give the percentage for each particular haplogroup (ethnic groups from the North Caucasus, although technically located in Europe, are considered in their own article where