This paper aims to contribute to a better understanding of the volume of the Non-Observed Economy (NOE) in Portugal, by estimating, based on MIMIC models (multiple indicators multiple causes), its path in the period 1977-2008. On the one hand, given the influence of the tax burden, the burden of...

In this study we test the trade Global Engagement hypothesis in which firms more globally engaged – either multinationals or exporters – are more innovative. The test is applied to 4818 Portuguese enterprises´ data for the period 2002-2004 through the use of the fourth Portuguese Community...

We test the Global Engagement (GE) hypothesis according to which the most globally engaged firms, whether multinationals or exporters, are the most innovative. The test is applied to data from 4815 Portuguese firms for the period 2002–2004 based on the 4th Community Innovation Survey for...