<hansl> open data4-1 ols price const s tabprint --format="%.4f|%.4f|%.4f|%.4f" </hansl> produces line='tabprint --format="%.4f|%.4f|%.4f|%.4f"', ci = 121 Invalid option '--format' Note that the format line is taken straight from the helpfile. I have no time to fix this today, I'll have a look tomorrow, if Allin doesn't do so before then (not unlikely ;-)) Riccardo (Jack) Lucchetti Dipartimento di Economia Università Politecnica delle Marche r.lucchetti(a)univpm.it http://www.econ.univpm.it/lucchetti