> You certainly can see evolutionary processes at work, even if the data is
> often not good enough to perform statistical tests on them.
Sure some processes can be observed acting over 5000 years, but the
article I saw tried to map Krondratieff A and B cyles pretty much
all the way back to the Neolithic! Personally I didn't think the
data they were using even came close to being able to detect that
kind of structure.
Danny Yee.