Edgeworth expansions to the null distributions of three classical test statistics in the multivariate regression model were derived by Rothenberg (1977) and Phillips (1984) with the purpose of obtaining size-corrected critical values for such tests. We combine their results with the results of...

This paper reviews the matrix programminglanguage Ox from the viewpoint of an econometrician/statistician.We focus on scientific programming using Ox and discussexamples of possible interest to econometricians and statisticians, such as random number generation, maximum likelihood estimation,...