元祐四年至六年(1089-1091)的水旱灾害,使江南地区损失严重,政府采取了缓征、截留的救灾策略,取得了较好的救灾效果,但这种救灾策略是在减少江南灾区上供粮赋的前提下进行,所以中央政府要求江南在灾后补缴欠粮,但江南常年灾荒,累积下来大量积欠,补缴压力非常巨大,结果出现了江南典型的后灾荒时期的饥荒现象。文章从中央与地方关系的视角出发,分析了积欠问题产生的根源,并基于博弈理论,对积欠危机的形成给予了进一步的反思。 Yuanyou four years to six years (1089-1091) floods and droughts, so that serious losses in southern China, the government adopted a mitigation, interception relief tactics, and achieved good disaster relief effect, but this relief strategy is to reduce the Jiangnan Therefore, the central government demanded that Jiangnan pay back the unpaid food due to the disaster. However, due to the large sum of accumulated deficits and the huge pressure of repayments, the famine caused by the typical post-famine period in southern Jiangnan . From the perspective of the relationship between the central government and the local government, the article analyzes the root causes of the accumulated problems and gives further reflection on the formation of the crisis due to the game theory.