Culture refers to the psychological attributes of groups. It includes customs, habits, beliefs and values that shape emotions, behavior and life patterns. Culture also include differences in language, modes of thinking, and fundamental views of reality.
Personality psychologists are interested in cross-cultural differences for mainly 3 reasons which are to increase international understanding, to assess the degree to which psychology applies to people around the world and to appreciate the possible varieties of human experience.
Cross-cultural differences are difficult to study because of absence of relevant data. Sometimes, people they want to study are not easily available and what they want to study has primarily been explored only in Western culture.
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