Tuesday update.

In The WSJ, historian and "Econoclasts" author Brian Domitrovic discusses Europe's GDP problem.

Nathan Lewis analyzes the Russian flat tax.

On the Kudlow Report, Steve Moore recently debated the economy.

NRO's Reihan Salam counters Paul Krugman on the 1980s.

John Tamny argues emergencies such as the BP oil spill should not be nationalized.

Here's the Harvard study mentioned last week on spending and growth.