Product development within and across community-based and geographically dispersed virtual organizations is becoming an increasingly important mechanism through which individual knowledge holders create and disseminate knowledge in joint efforts to generate products. Without the benefits of...

It has been widely documented that the poor spend a significant proportion of their income on gifts even at the expense of basic consumption. We test three competing explanations of this phenomenon--peer effect, status concern, and risk pooling--based on a census-type primary household survey in...

In our model, workers are embedded within a network of social relationships and can communicate through word-of-mouth. They can find a job either through formal agencies or through informal networks of contacts (word-of-mouth communication). From this micro scenario, we derive an aggregate...

Private pension provision faces the challenging task of providing stable income streams during retirement. The challenge has increased markedly in the last decades due to volatile financial markets, falling interest rates and the withdrawal of employers and external insurers as risk bearers of...

Despite much work on hedging in incomplete markets, the literature still lacks tractable dynamic hedges in plausible environments. In this article, we provide a simple solution to this problem in a general incomplete-market economy in which a hedger, guided by the traditional minimum-variance...

Financial crises are associated with reduced volumes and extreme levels of rates for term inter-bank transactions, such as in one-month and three-month LIBOR markets. We provide an explanation of such stress in term lending by modelling leveraged banks’ precautionary demand for liquidity. When...