一、现行铁路客运票价体系我国人均GDP虽然超过1000美元,但收入水平仍然较低,交通费用对人们选择出行方式还起着主要的作用。特别是我国客流群的特殊构成,外出打工者、中低收入人群的探亲访友者、学生、经商户等在出行人群中占的比重很大,倾向于选择价格相对低廉的交通工具。我 First, the current railway passenger fare system Although China’s per capita GDP more than 1,000 US dollars, but the income level is still low, the cost of transportation for people to choose the mode of travel also plays a major role. In particular, the special composition of China’s passenger flow group, migrant workers, visiting relatives and friends, students, business people in the low-income groups account for a large proportion of the traveling population, preferring to select relatively inexpensive vehicles. I