This paper maps the network of interlocking directorships formed by the boards of the top 50 financial and 200 non-financial companies in Ireland. The Irish network is compared with those in ten countries, based on the same sample size and selection criteria as used in this paper, using the...

In many respects, Australian boards more closely approach normative best practice guidelines for corporate governance than boards in other Western countries. Do Australian firms then demonstrate a board demographic-organisational performance link that has not been found in other economies? We...

How many directorships are too many? Globally, normative advice emphasises the importance of limiting the number of directorships any individual should hold due to the workloads they entail. However, there is little empirical evidence to support this view. Rather, there is a strong tradition of...

Although both betweenness and closeness centrality are claimed to be important for the effectiveness of someone's network position, it has not been explicitly studied which networks emerge if actors follow incentives for these two positional advantages. We propose such a model and observe that...

Social and computer networks permeate our lives. Large networks, such as the Internet, the World Wide Web (WWW), AND wireless smartphones, have indisputable economic and social importance. These networks have non-trivial topological features, i.e., features that do not occur in simple networks...

Nowadays, with the rapid expansion of increasing utilization of renewable energy sources, power grid is evolving into a much complex man-made system in the technological age. Under the new circumstances, traditional methodologies for power system security analysis are facing a serious challenge....