Interesting blog bits

A bit of weekend reading:

1. Michael Giberson on More on airline fuel cost hedging: Air New Zealand takes hit.
2. Greg Mankiw asks Is Joe Biden disingenuous or misinformed?
3. Mankiw also has A Question for Class Discussion.
4. Will Wilkinson on Glaeser's Libertarian Progressivism
5. Arnold Kling asks Is Europe Insolvent?
6. Andrew J Oswald comments on World-leading economics research in Europe
7. Tyler Cowen on Dumping on Robert Barro.
8. Philip Salter on Hayek: understanding the financial crisis