On Nov 27, 1:01 pm, djh <halitsk...@att.net> wrote: >> Do you mean "average slope", >> as opposed to the literal "average a1"? > > Sorry, I meant "average slope", i.e. > > a1 + 2*a2*mean_x. > > Also, sorry for the typo's re u/(1+u) - just typing too fast and not > proofing; the code is correct. > > Also, should I rerun WITHOUT logs ?
In your previous post, you said "[the] underlying regression is c on (u',u'^2), where u' = u/(1+u)."
Now are you saying that the underlying regression was not that, but was ln(c) on (u',u'^2), where u' = ln(u/(1+u^2)) ?