Jbri started its rating business in 1975 and was incorporated in 1985 日本公社债研究所于年开始其评级业务,并于年成立为公司。
At the same time , the recognition of ratings of jbri is revoked for both laf and profits tax concession purposes 同时,金管局亦撤回就流动资金调节机制和宽减利得税计划承认日本公社债研究所给予的评级。
R i was formed through the merger of jbri and nippon investors service , inc . on 1 april 1998 . previously , ratings of jbri were recognized for laf and profits tax concession purposes 是由日本公社债研究所与nippon investors service , inc . nis于年月日合并而成。