Abstract
For users' economical evaluation of houses, an understanding not of house cost but of house price is essential. In this paper, the behaivior of prefabricated house price is analyzed as the basic data of users' economical evaluation. The summary results are as fallow. 1. In the beginning of the commercialization, the prefab-house industry had adopted penetration price policy. Then, the policy had made up the image that the prefab-house was low price and inferior quality. 2. The prefab-house industry adopts rather high price policy. 3. The prefab-house industry is a price follower with the traditional wooden house industry. 4. On the occasion of house demand stagnation, the industry suppressed the rise in price of the prefab-house. Especially the light steel prefab-house industry suppressed the rise in price and his market share grew.