With the values of many collector cars now outperforming most indexes, even people who have no interest in these cars are asking me which ones will go up in value, by how much, and how quickly? I tell them that I really don't know. While it is true that I don't know, I do have my hunches. I like to think that my opinions are based on more than just guesswork. Much the same way that a stock analyst does their research, [...]