In this article we evaluate the contribution of information and communication technologies (ICT) to the growth of value added during the past 15 years in France. Following North American studies, we use traditional growth accounting methods to assess the relative size of two types of...

The control function in the semiparametric selection model is zero at infinity. This paper proposes additional restrictions of the same type and shows how to use them to test assumed exclusion restrictions necessary for root N estimation of the model. The test is based on the estimated control...