Neste artigo elabora-se uma abordagem empírica, com recurso a técnicas econométricas apropriadas para dados em painel, que visa contribuir para a redução (ou mesmo eliminação) do desvio entre os valores contabilístico e de mercado das empresas. Tendo por base 20 das empresas que mais...

This paper develops an empirical approach using econometric techniques for panel data which aims to contribute to the reduction/elimination of the deviation between the book and market value of firms. Based on 20 of the firms with the largest number of patents granted between 1996 and 2006, the...

In this paper, we apply a modified version of the Mishkin (1983) test to companies in the UK stock market in order to investigate the presence of accruals and cash flow effects on UK firms’ annual returns. First, we find that accruals decile rankings have U-shaped, or inverted U-shaped, or no...

Studies on the impact of Foreign Direct Investment (FDI) on the Chinese economy have essentially focused on the relationship between FDI, productivity and economic growth, revealing a tendency toward sectoral and macroeconomic empirical studies. This work aims to complement these approaches and...

In the past Portugal managed to grow at a significant rate, but the pace has getting slower and slower from decade to decade, until becoming practically stagnant in the first decade of the 21st century. This stumpy growth together with the current debt crisis has fed the rhetoric of structural...

R&D expenditures made by companies, and governmental policies oriented for the promotion of these expenditures in the private sector, are nowadays considered variables that have an impact on firms’ growth in the medium term. This study aims at understanding the simultaneous influence of R&D...

Given that science and technology are inductors of economic development, the emergence of a knowledge-based economy creates an overlay of communications and expectations that have led to institutional restructuring based on innovative capacities. While the literature tends to concentrate on...

New Technology-Based Firms (NTBFs) have gained increasing economic relevance, supported by the recognition that they play an important role in national economies in the appearance of both new, high technology products and of new and emerging industries. Despite their economic importance, a...

The acknowledged importance of innovation and the increasingly decisive role played by the service sector make innovation an issue of major relevance to the economy. Using a sample of 6593 companies that answered the Community Innovation Survey 2008, we assessed the determinants of innovation of...

This paper deals with the relationship between innovation and economic growth in the context of developed world. After examining the correlation between economic growth and R&D (research and development) intensity, and given that the impact of R&D on economic growth is mediated by the rate of...