The "fundamentals" of opinions
Every price quote in Wall Street's data-base at the end of the trading day depends on someone's OPINION of where that security is likely to be tomorrow and days to follow. Someone else thinks differently and/or has different priorities for the use of their capital.
The economic, competitive, political, legal "fundamentals" involved in each investment proposition get translated into securities prices. In order to be compared with other choices.
Like it or not, the perceptions of the players in this very serious game get displayed in those prices. That is how