Traditional market research techniques are most advanced in consumer products fields. Here, user needs are analyzed via multiattribute techniques, marketing and R&D personnel then use this data to develop new product concepts. Finally, the market potential of these ideas is explored via "focus groups" of representative consumers, questionnaires, etc.
Attribution: The Open Education Consortium
http://www.ocwconsortium.org/courses/view/cc534c608a22b52aae9516144a42f39c/
Course Home http://videolectures.net/mit15356s04_hippel_lec04/