|Budget Amount *help
¥2,100,000 (Direct Cost : ¥2,100,000)
Fiscal Year 1995 : ¥700,000 (Direct Cost : ¥700,000)
Fiscal Year 1994 : ¥1,400,000 (Direct Cost : ¥1,400,000)
This study tries to identify the commonness existing between the quality requiements of defferent consumers for different products in order to get the fundamental knowledge needed for effective and efficient investigation of consumer's quality requirements. There are three major factors affecting consumer's quality requirements : 1) type of product, 2) characteristics of consumer, and 3) relationships between product and consumer. First, factors 2) and 3) was fixed to university students and purchasing for own use respectively, and then the quality requirements of 155 students for 5 products were invectigated. As a result, it was founded quality items and their evaluation factors are common for different products. Second, consumers were stratified from various viewpoint, and then which quality items the consumers in each stratum consider essential was investigated using 5 products and 20 quality items. As a result, it was founded that effects of consumer's characteristics on essential required quality items depend on types of products and vice verses, with there existing groups of consumers/products for each of which the same results can be obtained. Finally, essential required quality items of university students were investigated using 9 products and 3 purchasing situations : a) for a present, b) for private use, and c) for business use. As a result, it was founded that essential required quality items depend on the situations as well as the consumer's characteristics, with their evaluation factors being common for the situations.