"Data from the NLSY show that more than a quarter of all younger men experience some period of self-employment. Many of them return to wage work. This paper analyzes a simple model of job search and self-employment where self-employment provides an alternative source of income for unemployed...

"A firm's production activities are often supported by non-production activities. Among these activities are administrative units including headquarters, which process information both within and between firms. Often firms physically separate such administrative units from their production...