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Occupation, or Ine ... Lifestyle or Personality Psychographic Bases for Segmenting Business Markets ? Demographic ? Operating Variables ? Purchasing Approaches ? Situational Factors ? Personal Characteristics Measurable Accessible Substantial Differential ? Segments must be large or profitable enough to serve. ? Segments can be effectively reached and served. Actionable ? Size, purchasing power, profiles of segments can be measured. ? Segments must respond differently to different marketing mix elements actions. ? Must be able to attract