Purpose - This research aims to identify the optimal configuration of investment which leads firms to their best competitive positions, considering the degree of concentration in the market. Design/methodology/approach - The methodology was quantitative and based on secondary data with samples...

Based on agency theory, we focused on the influence of corporate governance in the dividend policy of large listed firms with headquarters in continental Europe countries. Previous research focused on the influence of corporate governance on the performance and risk of listed firms, but the...

In this paper we propose a novel approach in analysing the impact of changes in sovereign credit ratings on stock markets. We study the evolution of a segmented form of the stock market index for several crisis-hit countries, including both European and Asian markets. Such evolution is modelled...

The study of critical phenomena that originated in the natural sciences has been extended to the financial economics' field, giving researchers new approaches to risk management, forecasting, the study of bubbles and crashes, and many kinds of problems involving complex systems with...

In this paper we propose a novel approach in analysing the impact of changes in sovereign credit ratings on stock markets. We study the evolution of a segmented form of the stock market index for several crisis-hit countries, including both European and Asian markets. Such evolution is modelled...

The study of critical phenomena that originated in the natural sciences has been extended to the financial economics' field, giving researchers new approaches to risk management, forecasting, the study of bubbles and crashes, and many kinds of problems involving complex systems with...