本文较为系统地总结分析了世纪之交国外一些独立于传统政治活动和派别之外的左翼人士对社会主义几个主要理论问题的思索和探讨,其中包括社会主义的定义和价值目标、社会主义的经济制度和体制、社会主义和民主的关系、社会主义的实现主体以及关于后工业时代社会主义的发展前景预测等内容,以求在新的世纪为丰富和发展科学社会主义理论提供一些参考材料 This article systematically summarizes and analyzes the thinking and discussion on some major theoretical issues of socialism by some left-wing foreign countries independent of traditional political activities and factions at the turn of the century, including the definition of socialism and the value goal of socialism Economic system and system, the relationship between socialism and democracy, the main body of socialism and the prediction of the development prospects of socialism in the post-industrial era so as to provide some reference materials for enriching and developing the scientific socialism theory in the new century