90年代以来,以问卷调查法为主要标志的实证性青年问题研究在青年研究领域占居主导地位。这一方面有利于我们在掌握大量第一手材料的基础上,对青年的社会发展状况及其存在的问题做出比较客观的定性与定量的判断和评估,从而走出纯思辨性的争论困境;但另一方面,相当多的问卷调查也存在值得注意的问题。一些学者所批评的某些问卷调查在抽样时对随机原则的不严格遵循当然是其中的一个问题。但我个人认为,这并不是实证性青年问题研究中存在的主要问题,更不是最需要迫切解决的问题。这是因为,即使是像美国这样经 Since the 1990s, the empirical research on youth issues, which is mainly marked by the questionnaire survey, occupies the leading position in the field of youth studies. On the one hand, on the basis of grasping a large amount of first-hand materials, we will make objective and qualitative judgments and assessments on the social development of youth and their existing problems, so as to get out of the argument of pure speculation. On the other hand, quite a few questionnaires also have notable problems. Of course, some of the scholars criticized some of the questionnaires and did not strictly follow the random principle when sampling. However, I personally think that this is not the major problem in the study of positive youth issues, nor is it the issue most urgently needed to be solved urgently. This is because, even in the United States