Knows vs believes. For an investor, belief with an estimation of confidence is sufficient. There's never really a "knows for sure" even with insider trading.

Knows vs believes. For an investor, belief with an estimation of confidence is sufficient. There's never really a "knows for sure" even with insider trading. For what it's worth, I'm of the same belief. I think it's politically infeasible to allow house prices to decrease significantly throughout the whole United States.