In this paper we consider the quantitative decision problem to allocate a certain amount of time upon two possible market activities, specifically a legal one and an illegal one. The problem was considered in literature by Isaac Ehrlich, in his seminal paper 'Participation in Illegitimate...

Internet commerce has made it easier to compare prices and shop online.  However, it has also exposed consumers to a new kind of crime in the form of the electronic theft of payment details.  However the skills required to successfully intercept payment data differ from the skills required to...

We use Swedish adoption data combined with police register data to study parent-son associations in crime. For adopted sons born in Sweden, we have access to the criminal records of both the adopting and biological parents. This allows us to assess the relative importance of pre-birth factors...

We describe the evolution of selective aspects of punishment in the US over the period 1980-2004. We note that imprisonment increased around 1980, a period that coincides with the “Reagan revolution” in economic matters. We build an economic model where beliefs about economic opportunities...