Lots of examples of people hacking various economic systems (i.e. buying dollar coins to get airline miles) as well as the occasional economics behind tech podcast (Marco Arment & JoCo were both featured recently), and a great way to get a sense of the macroeconomic landscape.
I also love the Motley Fool podcast. They have a lot of great info packed into each episode, while staying true to the Motley Fool style of humor and amazingly simplified explanations of complex topics.
Lots of examples of people hacking various economic systems (i.e. buying dollar coins to get airline miles) as well as the occasional economics behind tech podcast (Marco Arment & JoCo were both featured recently), and a great way to get a sense of the macroeconomic landscape.