>Imagine if Google's stock price would decline significantly in the period of next year or two - wouldn't that spell doom and gloom in people's eyes? Would you

>Imagine if Google's stock price would decline significantly in the period of next year or two - wouldn't that spell doom and gloom in people's eyes? Would you stop Googling things because you read a news story about their stock price declining? (Caveat: There's some economic work that models real-world feedback from irrational "noise" trading. If you're interested in learning more I'd start with Subrahmanyam & Titman's 2001 "Feedback to Cash Flows.")