同学你好，对于NCREIF的修正方式有很多中，其中一种就是我们讲过的transaction based index, 还有其他种方法，包括书中在notes部分介绍到的，The approach used to unsmooth the NCREIF index is based on the assumption that real estate returns follow a first-order autoregressive process, as described in CISDM.
