On Thu, 15 Mar 2007, Andreas Karlsson wrote: Are you thinking about R "data frames"? An importer would be nice to have, but it would be a substantial amount of work. Data frames can be quite convoluted, and they (may) include various things that are not at present supported by gretl, e.g. "factors". If anyone who knows R well wants to have a go at this, that's fine, but I don't think it's something I'll be working on soon. Allin.