In communicating the theme of “A Doll’s House”? In complicating or illuminating Nora’s character?

Here’s a joke… A man get into a toy shop to buy a present for his daughter. He asks the boy for a Barbie Doll. “Well”, says the shopboy, “here’s Barbie Hawaii for 15 dollars”. The man nods, “Okay, what else?” “Well, we also have Barbie Princess, for 25 dollars, Barbie SpaceWoman for 30 dollars, [...]