汚染不動産 鑑定評價의 스티그마 效果

The purpose of this study is to analyze environmental stigma effects according to a negative image in valuation of contaminated real property. It needs to analyze the costs of remedying pollutant, the limited use in the context of the highest and best use, and the stigma like a negative image for appraisal on contaminated real property. Depreciation by the limited use through the comparison with the costs of remedying and the highest and best use is the parts accessible in appraisal because it is tangible and quantitative. However, the stigma is very hard to valuate due to diminution and uncertainty of marketability. This study is based on the theory about valuation of contaminated real property and psychological theory to understand psychological influences. And this study adopts lawsㆍregulations, behavioral science and decision-making approaches. A survey was conducted to analyze depreciation by psychological repugnance (a negative image) at that time and at the present as to previously contaminated real property. The results of research are as follows: Stigma effects like psychological repugnance(a negative image) are not clearly distinguishable as a result of empirical analysis. That’s because rapid improvement of environment such as traffic and amenities around the property is helpful to increase people’s preference. There are significant perceptual differences in psychological repugnance(a negative image) between people at the past and present. In the future, the higher the importance of environment will be, the more likely valuation of contaminated real property will be to increase. The necessity of lively research about stigma effects is also required at our appraisal businesses.