We use Swedish data on 330,000 consumer choices of medically equivalent drugs to study the zero-price effect first documented by Shampanier et al. (2007) in experimental settings. The Swedish benefit scheme implies that, during a given month, all consumers face the same price-differences between...

This paper analyzes the implications of social identity and self-categorization in the context of optimal redistributive income taxation. A two-type model is supplemented by an assumption that individuals select themselves into social categories, in which norms are formed and education effort...

This paper studies how envelope theorems have been used in Economics, their history and also who first introduced them. The existing literature is full of them and the reason is that most families of optimal value functions can produce them. The paper is driven by curiosity, but hopefully it...

This paper analyzes whether marginal taxation of labor and capital income might be useful second best instruments for internalizing the externalities caused by conspicuous housing consumption, when the government is unable to implement a first best corrective tax on housing wealth. The rationale...