The efficiency of market-determined risk classification in automobile insurance is a lasting matter of controversy. It can be traced back to the 1950s (Muir, 1957) and received broad economic attention in the 1980s when spiralling car insurance premiums in the US were blamed on tariff...

Using a unique dataset we study both the actual and self-perceived relationship between subjective well-being and income comparisons against a wide range of potential comparison groups, enabling us to investigate a broader range of questions than in previous studies. In questions inserted into a...