On 10/24/11 at 12:51pm, Paul Clist wrote: > > simple, but I have searched high and low to no avail. Using the aea.cls (for > the American Economic Review) I have problems if I try to use either Natbib > or Jurabib, i.e. only the default bibliography works. > > - With Natbib I get the error messages "Command x already defined", where > x is /harvardurl, /harvarditem and so on. > - With Jurabib the error message is "command \citeyear already defined". > Is there anything bibliography-related in the preamble of the document? Could you post a short lyx file with which you get the error?
Manolo --
