The dark arts of macroeconomics are getting a lot of coverage recently. (Digression: The recession in the US and other countries has not hit Australia very hard, mostly because Aussies export raw materials to China.)
Russ Roberts has been doing some great stuff on it.
Listen to this podcast with Larry White on business cycles and this one with Michael Belongia on the Fed.
And then watch this very good video, in which F.A. Hayek and J.M. Keynes rap about monetary and fiscal policy:
Bottom Line: Keynes may look cool, but Hayek is right. It's all about disbursed information, yo.