Users in trust based recommender systems seek recommendations from their directly trusted parties known as neighbors or from neighbors of neighbors and so on. This paper proposes an appropriate range ([minrec... maxrec]) providing minimum and maximum number of recommenders that one should have in his close communication. More neighbors than the maximum number of neighbors (maxrec) suggested by ...

In their manuscript, Corsaro, Hunt, Kroovand Hipple, and McGarrell (2012, this issue) provide a valuable contribution to the literature regarding focused deterrence with an econometric evaluation of the High Point Drug Market Intervention (DMI). By employing a difference-in-difference Poisson panel regression framework, as well as group-based trajectory analyses, these authors examine the High ...