The purpose of this paper is to suggest recommendations for improving research quality and
theory development by addressing four issues. Two of them concern hypotheses, their …

Qualitative Comparative Analysis (QCA) is a method for cross-case analyses that works best
when complemented with follow-up case studies focusing on the causal quality of the …

In recent years, there has been increasing interest in the combination of two methods on the
basis of set theory. In our introduction and this special issue, we focus on two variants of …

The combination of Qualitative Comparative Analysis (QCA) with process tracing, which we
call set-theoretic multimethod research (MMR), is steadily becoming more popular in …

Sustainable energy development is a complex and multi-dimensional concept that is integral
to sustainable development. This paper offers an approach to selecting comprehensive and …

In the scientific and the public debate demographic ageing is sometimes perceived as an
unstoppable “grey tide” which will inevitably lead to a conflict between the old and young …

Les méthodes mixtes, c'est-à-dire l'articulation d'une méthode quantitative et d'une méthode
qualitative dans une même recherche, sont particulièrement mises en avant depuis …

Designing research can be daunting and disorienting for novices. After experiencing this first-
hand, the author has written a book that shows how to mentally frame research in a way that …

There is a large and growing literature on welfare state attitudes, most of which is built on
random-sample population surveys with standardised closed-question items. This article …

Welfare attitudes are pivotal in understanding the preferences and demands of citizens to
help shape future policy reforms in welfare states. Accordingly, and due to the availability of …