Theories of violence have traditionally predicted that bystanders are less likely to intervene when in the presence of others than when alone. We re-examine this prediction using data from 42 episodes of public violence in quot;night-time economyquot; spaces in the United Kingdom, as captured on...

There is a very considerable literature on the internal market. It is sophisticated and diverse, and, as might be expected, there are a plethora of views on most central issues. This chapter explores an issue that is in relative terms under-theorized, viz the regulation of the euro area and its...