The book is fat with instructive case studies .

这本书收录了大量富有启发性的案例研究。

The authors draw upon case studies from organizations big and small .

两位作者借鉴了各种组织的案例研究，这些组织规模各异。

He began by launching studies to figure out who blackberry 's customers were .

他着手研究黑莓用户的情况。

Recent studies suggest he 's right .

近期研究证明了他的观点。

Citi decline to comment on the studies .

花旗拒绝对这些研究发表评论。