This analysis can unify the blocking effect observed not only in Chinese but also in Japanese and Korean, and more clearly accounts for why there is a blocking effect in these languages.
it has been observed in the literature (Clements 1975, Sells 1987, Kuno 1987, Stirling 1993, Pearson 2013, among others) that a logophoric pronoun commonly manifests the three properties listed in (1).