Assorted links

1. Advice for holiday shopping: buy it, don't wait.

2. Rich Germans demand higher taxes.

3. A Georgist approach to financing health care reform: tax water.

4. Don Boudreaux defends insider trading.

5. A simple look at dark pools and high-frequency trading.

6. Essay on Freakonomics and other popular economics books, as they relate to the economics profession.  How fun is economics really?