I just wrote to say that I agreed with Carrol. Rod is correct as well. I guess that is why they call it dialectics. Rod Hay wrote: > The way we learn is more complicated that that. We are constantly moving > back forth from "facts" to "theory", or if you prefer from the concrete to > the abstract. Any one you attempts to "theorise" without information, is > engaged in a dream world (is an idealist). We need both. It is a mistake to > call all appeals to the "facts" empiricist. -- Michael Perelman Economics Department California State University [EMAIL PROTECTED] Chico, CA 95929 530-898-5321 fax 530-898-5901