重点从风险抵押金、降价收购、延期收购和冷酷战略4方面分析了违约惩罚对养猪场行为选择的作用及行为选择的影响因素。
From the fields of risk mortgage , cheap purchasing , deferred purchasing , and grim strategy , the effects of punishment on the behavior selection of pig farm were studied .
冷酷战略