Drawing on the theory of social capital, we propose a cross-level model proposing that community-level social capital plays an important role in Open Source Software projects. Social capital, as resources lying within interpersonal relationships, is created and maintained as a by-product of social exchanges between developers working in the same OSS community. Social capital provides benefits b...

real options applied to technology projects, and quantifying the business value of information technology initiatives. He has more than 30 publications in scientific and technology journals, and three book chapters including a chapter on ROI analysis for e-business projects in the 2003 Wiley Encyclopedia of the Internet. Prof. Jeffery has also developed 14 original case studies that are used in...

This paper derives the first-order approximated paths of both types of capital in the two-capital neoclassical growth model. The derived capital growth paths reveal that the short-run growth effect of capital injection differs considerably depending on which type of capital is enhanced. This result demonstrates the importance of well-targeted capital enhancement programs such as public sector p...

The asset management problem of a network owner operating in a regulatory climate is discussed in this paper. Typically, the networks of interest are water distribution systems, gas pipeline networks, and electricity supply networks. We look at how network investment projects, relating to refurbishment or replacement of existing assets and network expansion, may be prioritised under capital rat...

We argue that the empirical evidence against the capital asset pricing model (CAPM) based on stock returns does not invalidate its use for estimating the cost of capital for projects in making capital budgeting decisions. Because stocks are backed not only by projects in place, but also by the options to modify current projects and undertake new ones, the expected returns on stocks need not sat...

urban large-scale projects have always been a controversial topic of debates. these projects are time- and money-consuming and the rejection or approve of their functionality is based on political intentions. in the last hundred years, each of them costed billions of dollars from private or public budgeting, used technical and human resources. these risky-complex creatures are built to fulfill ...