We all know that joke books are funny & entertaining, but are they also a good investment? Are Joke Books a Good Investment? We all know that they are funny, entertaining and make great gifts, but are joke books a good investment, also? Well, as you can see from the information below, that all depends on a number of factors, but it also depends what you consider a good investment. It would seem that the easy answer is, "Are they worth more at some point in the future?" But that may not be the best answer.A truly good investment would be one that provides multiple values. For example, a vacation property could provide decades of family fun and memories; then if…