Assorted links by Tyler Cowen April 5, 2011 at 12:54 pm in 1. Is the black market in metereorite fragments a good or bad development? (NYT) 2. Salamander has algae living inside its cells. And Reihan on Lula. 3. China famine facts of the day. 4. Breaking down the decline in TFP; note the importance of sectoral shifts into lower-growing sectors, as discussed here by Gordon Bjork and in the comments by Andy Harless. 5. Dan Gardner on nuclear power. 6. How San Francisco parking pricing will work. 7. How the world’s economic center of gravity has been shifting.