The field of security policy seems to have undergone dramatic changes in the last decades. Under the broad umbrella of a turn to security governance, one can observe trends of an internationalization and privatization of security. Of these trends, one seems to stand out, that is the increasing...

"This paper analyses the (self-)selection of migrants between countries which have substantial differences in the inequality of earnings and income levels. In an extended version of the Roy-model we consider migration costs, which tend to grow less than proportional with the income level. As a...