The failure of meta-analytic asymptotics for the seemingly efficient estimator of the common risk difference

Bias in conventional estimator, Cochran’s estimator, Heterogeneity in baseline risk, Mantel-Haenszel estimator, Risk difference,

EU Migration and the Economic Crisis: Concepts and Issues

peer reviewedIn this introductory chapter, we discuss the concept of “crisis migration” and its relevance to understanding the transformation of migratory flows within Europe as well as the transformation of migration and integration policies in the European Union. This introduction also presents the main issues discussed in this book and briefly introduces each of the chapters that compose this volume. In this chapter, we also underscore the different economic and political context in which this new Southern European migration is occurring in comparison with previous waves from the same area. In particular, we point out that successive enlargements of the EU and their associated migration waves have eroded the support of political elites for the principle of free movement within Northern EU Member States. This changing socio-political context has triggered different reactions among political elites towards these new flows in both sending and receiving countries