In his study of causation J. L. Mackie once referred back to David Hume, who listed causation among one of the principles that are TO US THE CEMENT OF THE UNIVERSE and thus OF VAST CONSEQUENCE IN THE SCIENCE OF HUMAN NATURE (David Hume, AN ABSTRACT OF A “TREATISE OF HUMAN NATURE”). Yet for example the early endeavours of the developers of the Structural Equation Modelling (SEM) framework, which aimed at embedding causal meaning into the formal treatment, seem to be neglected, and David Lewis' counterfactual analysis of causation based on his possible worlds semantics does not come very...