Above all, never make a decision based solely on someone else’s research; use it as a starting point for your own investigation. (Tips on how to do this are included in this article). And keep in mind that any media reports, or even sophisticated brokerage research, about a company are just snapshots of the moment. If the facts change, be able to change your mind.
Vitaliy Katsenlson in http://contrarianedge.com/2018/02/19/welch-vs-bezos/ zum Glauben in die Finanzexpertise