Friday assorted links

1. When did horse welfare peak?  Recently?

2. One Rhodes Scholar discusses how she judges applications.  The lessons there are not what she thinks.

3. Do smoking bans lead to more drinking?

4. Do colluding firms innovate more?

5. Does beauty promote risk-taking? (speculative)

6. Working in the reference department of a public library.

7. First steps toward terraforming Mars.