Re: Is there a test for causality?

2001-02-22 Thread Neil W. Henry
"G. Anthony Reina" wrote: > Is there a test that variable X causes variable Y? No, not in the abstract general way you pose the question > I was under the impression that the best statistics could do was > correlation not causation. In order to prove causation, one would have > to know the sp

Re: Is there a test for causality?

2001-02-22 Thread Alex Yu
Try "Causality: Models, reasoning, and inference" by Judea Pearl. As I understand it, pearl's approach combines the structural equation modeling and Bayesian Inference network. And Pearl favors over-identified models. When there are many ways to fit the data and the model but you found a uniq