一、概况中国数量经济学会第四届年会于1990年6月28日至7月2日在北京召开。来自全国26个省市、中央有关部委、科研单位、高等院校和企业的176名代表参加了会议,其中政府有关部门的代表占16.5％,科研单位的代表占24.6％,高等院校的代表占56％,企业代表占2.9％。从代表的年龄结构来看,50岁以上的同志占25.1％,50岁 I. Overview The fourth annual meeting of China Institute of Quantitative Economics was held in Beijing from June 28 to July 2, 1990. A total of 176 representatives from 26 provinces and municipalities, relevant central ministries, research institutes, universities and enterprises attended the meeting, in which 16.5% were government representatives, 24.6% were representatives from scientific research institutes, and representatives of higher education institutions Accounting for 56%, business representatives accounting for 2.9%. From the representative age structure, comrades over the age of 50 account for 25.1% and 50