Continuity of the valuation of property portfolios with stratified sampling: a case study

摘要: The purpose of this paper is to establish whether the estimation accuracy sample-based valuation a fairly homogenous real estate portfolio with stratification based on principal component and cluster analysis robust over multiple dates. We use model 2400 rental apartment buildings in Germany extrapolate value from small samples calculate bootstrap confidence intervals estimate precision. are allocation using theoretical statistical process. continuity analysed by comparing interval precision results confirm that can be estimated sufficiently well performance approach reasonably regarding its temporal aspect. Our an efficient alternative valuing portfolio...