1. Evidence of Nominal Wage Rigidities  (Mark Thoma)
Everyone in economics knows one thing: Wages are sticky. It's hard to cut them. How hard? Thoma finds the evidence.
2. What happened at Groupon?  (Felix Salmon)
Felix suggests one reason – beyond their borderline Ponzi-scheme accounting – why Groupon may be having problems
3. Welcome to Ikea-land: Furniture giant begins urban planning project  (The Globe and Mail)
Ikea is building a ten-acre housing development in the Olympic Park in London, which will be an all-rental private neighbourhood.
4. The FDA approach to regulation  (Economist | Free Exchange)
A.C.S. argues that the desire to make the SEC more like the FDA is mistaken...
5. Default Rules and Regulatory Agency Design  (Slate | Moneybox)
...While Matt Yglesias disagrees.