Assorted links by Tyler Cowen February 14, 2011 at 11:56 am in Web/Tech 1. Arbitrage. 2. Which mistakes do the alien invaders usually make? 3. The booming Russian television market. 4. How Scott Sumner views the political spectrum; very good post. 5. Samuel Bowles on parasitic liberalism. 6. Via Chris F. Masse, marital markets in everything. And how to upgrade Colombian rail and beat the guerrillas at the same time. 7. Good profile of Geithner.