Hello, On Sat, Jul 18, 2009 at 4:58 AM, David J. Moore, Ph.D.<djmphd at gmail.com> wrote: > I have a relatively simple finance application of GMM. Given the moment > condition: > E[m*R]=0 > > where m=m[theta] > > I would like to constrain m>0. Any ideas? > Check library(gmm). Liviu