An overlapping generational model of educational investment in a duallabor markets is presented in which education serves both as ascreening device and as investment in human capital. Labor marketdualism arises not only via the conventional technology (productivity)differential between a primary...

The growing interdependence of firms across the globe with seeming rise in the incidence of both intentional and unintentional security events (terrorism, food contamination, etc.), has exposed, and often contributed to, the vulnerabilities of many firms and their supply chain partners. It is...

The incidence of food security breaches has been on the rise over the past decade. The goal of this paper is to devise an optimum investment strategy by food companies (retailers and manufacturers) to mitigate exposure to catastrophic risks. To do this, we develop and estimate a simple...