The Italian Research Evaluation exercise for the period 2004-2010 has analyzed almost 185,000 among articles, books, patents and other scientific products submitted by Italian Universities and other public research bodies. In most cases, scientific publications have been peer reviewed; however, in...

The Hessian of the multivariate normal mixture model is derived, and estimators of the information matrix are obtained, thus enabling consistent estimation of all parameters and their precisions. The usefulness of the new theory is illustrated with two examples and some simulation experiments....