“…we still know surprisingly little about the enforcement of [national migration control laws] and their effects on migration…This book significantly reduces our ignorance…astonishingly, most of the papers…manage to thread a path through the formidable tangle of law, jurisdictions and complexities while maintaining a clear narrative voice and not losing sight of the larger issues.” · ComparativIn general, this set of essays, in its breadth of contributions and range of topics, is a major value to specialists and advanced students. The essays are argued tightly, et rest on a substantial base of evidence. · History: Reviews of New Books"[A] pioneering study ... As well as its empirical strengths, the book also demonstrates Fahrmeir's comfort in dealing with theory ... The rigor with which [he] tackles his subject deserves comment ... A genuine comparative history ... an extremely important monograph ... a major contribution to out understanding of the legal position of aliens in modern European history." · American Historical Review