If you have a decades-old Barbie or Star Wars action figure, you’d better hope it’s in good condition. The collectible doll market is huge, and serious buyers are willing to part with some ...

Who among us doesn’t remember the iconic Troll Dolls of our childhoods? Wild-haired, charmingly unattractive and, much of the time, stark naked, these dolls – complete with ostentatious belly ...