In 1989, the AAP issued a statement that claimed that circumcision had «potential benefits».5 The publication of this statement temporarily arrested the decline in circumcision. (cirp.org)
If these stem cell tools can make drug development more efficient it could even arrest the decline of industry funding in neurological conditions, where drug development has proven especially expensive and tricky. (scientificamerican.com)
Yes, a catalyst (perhaps an activist investor) can definitely add new momentum to a stock, or might even arrest a decline into a value trap... Piotroski, Altman & Lakonishok are introduced here also, and are a nice prep for: Part 4, which covers Risk, Diversification & Margin of Safety. (wexboy.wordpress.com)