中文摘要：

在描述国有林区森工企业＂垄断＂条件的形成及丧失基础上,分析森工企业为何会丧失＂垄断＂条件,丧失这种条件后带来的后果,以及为何在这种情况下仍然希望维持已有的＂垄断＂体制。国有森工企业陷入＂三危＂困境的原因,与其在计划经济体制改革后,仍然试图维持＂不具备垄断条件下的垄断＂有关。森工企业在不具备＂垄断＂条件下维持＂垄断＂体制的后果是出现＂负外部性最大化＂,企业自身不得不承受行政垄断带来的经营自主权缺乏的后果。

英文摘要：

This paper describes the formation and loss of the state-owned forest enterprises ＂monopoly＂ conditions,analyses why the loss of forestry enterprises ＂monopoly＂ conditions,the consequences of the loss＂monopoly＂ conditions,and why in this case still want to maintain the existing ＂monopoly＂ system.The reasons of state-owned forest enterprises fall into the plight of the ＂three crises＂,are related to try to maintain ＂ the monopoly of no having the monopoly conditions＂after the reform of planned economy system,are still trying to maintain the set of options of planned economy system,including government-owned and Zhengqiheyi management system,a serious dislocation of the property right system,excessive administrative intervention and commitment social functions.