1. Promise on an HIV vaccine?

2. "The money itself is programmable. Beijing has tested expiration dates to encourage users to spend it quickly, for times when the economy needs a jump-start." (WSJ)

3. Soviet LOTR "markets" in everything.

4. Have they ruined Plastic Ono Band? (WSJ, probably)

5. NYT obituary for Robert Mundell.

6. The decline of the Central American elites (The Economist).