By now it's no secret that many states offer film and television productions huge tax breaks. But what you may not know is that those tax breaks can be bought and sold, and they've been ending up in the hands of some very wealthy businesses and individuals—including one person who is arguably the wealthiest, most famous woman on Earth.

On this week's episode of Talking Tax, reporter Sam McQuillan explains to host Siri Bulusu why Hollywood studios are selling the tax credits they get from states, who's buying these credits, and whether there's any momentum among policy makers to address this show business tax scheme.