Business Cycles Explained (intro) . . . Economics professor Tyler Cowen of George Mason University provides thumb-nail primers on:

Keynesian Theory (5:11)

Austrian Theory (4:36)

Real Business Cycle Theory (3:16)

Monetarist Theory (2:51)

Avoiding Serfdom . . . Milton Friedman on maintaining a free society.

2008 from another angle . . . How lack of competition among credit rating agencies helped set us up for the fall.

An Olympic-sized object lesson . . . Centralized planning leads to empty seats in London.