I find the simple expression of a causes b as in this database without qualification not very helpful. At least, we need causal graphs/causal digram loops to de

I find the simple expression of a causes b as in this database without qualification not very helpful. At least, we need causal graphs/causal digram loops to describe these causal relationships better. [0] https://en.wikipedia.org/wiki/Causal_graph https://en.wikipedia.org/wiki/Causal_graph Harvard has a free course about it: https://www.edx.org/learn/data-analysis/harvard-university-causal-diagrams-draw-your-assumptions-before-your-conclusions https://www.edx.org/learn/data-analysis/harvard-university-c...