The Benefits of the Virtual Corporation

In an age when more and more companies are downsizing, an increasingly trendy concept is the "the virtual corporation." The idea is that a company should have a core of owners and managers, but that, to the greatest degree possible, workers should be contingent - temporary, part-time, or on short-term contracts. This gives the corporation maximum flexibility to shift vendors, cut costs, and avoid long-term labor commitments. What are the advantages and disadvantages of the virtual corporation from the point of view of both employers and workers?