帮忙改正这句话中的语病

As a classic case in the history of M&A, the dissolution of AOL Time Warner Corporation has much more worth learning and thinking for us.

As...的名词状语是用来形容主语的，显然这个classic case是the dissolution of AOL Time Warner Corporation。

As a classic case in the history of M&A, there (is) much more worth learning and thinking for us on the dissolution of AOL Time Warner Corporation.