英文文献：Opposition To Contract Production: Self-Selection, Status, And Stranded Assets
英文文献作者：Skully, David W.
英文文献摘要：
Production contract tournaments induce self-selection among producers. Self-selection for pork differs from broiler production resulting in a predictably different political response by incumbent producers to contract innovation. The higher capital and status of incumbent pork producers than poultry producers account for much of the difference.