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We will respond to our commentators individually, but the order of our responses follows naturally from the issues they bring up. Judea Pearl describes SEM's unfortunate retreat from the clear causal semantics articulated by Sewall Wright (1921) and later by Haavelmo (1943) to the algebraic interpretation preferred more recently by econometricians. We agree… (More)
DOI: 10.1207/s15327906mbr3301_8