On Monday, I argued investment incentive policy is best understood within a political framework that takes seriously t...

I used to blog sometimes about how many things we call "public goods" really aren't. People label things they like "publi...

At the end of my previous post, I suggested that we might not always want to force people to internalize externalities. This is anathema to ...

In a classic example of a tragedy of the commons, a field is used by several farmers to graze their cattle. None of the farmers have the rig...