概括
使用样本访谈调查进行的公众选择研究面临挑战. 无论是开放的还是封闭的调查问题,都很难准确地确定公众的偏好及其顺序,尽管它们可以跟踪随时间或人口统计数据的变化.
科学领域:
- 社会科学 社会科学 社会科学
- 行为科学 行为科学
- 调查方法 调查方法
背景情况:
- 采访样本调查是研究公众选择的常见工具.
- 调查问题可以是开放式或封闭式.
- 之前的研究已经探讨了调查对理解公众论的有用性.
研究的目的:
- 评估采访样本调查在捕捉公众选择方面的有效性.
- 为了比较开放式和封闭式调查问题的表现,推断公众的偏好.
- 确定调查数据在公共选择研究中的局限性和潜在应用.
主要方法:
- 进行了两项涉及采访调查样本的实验.
- 在调查中使用了开放式和封闭式的问题格式.
- 分析了调查答复,以评估推断的公众选择的准确性.
主要成果:
- 无论是开放式还是封闭式的调查问题,都表明在准确推断公众选择的绝对水平方面存在重大困难.
- 公共偏好相对排序也具有挑战性,使用任何一个问题类型可靠地确定.
- 调查显示,在跟踪公共选择的时间变化和不同社会类别的差异方面,调查更成功.
结论:
- 采访样本调查,无论问题类型如何,在精确测量公众选择及其排名方面都有局限性.
- 对分析随时间推移的趋势和人口差异而言,调查的实用性比建立固定的偏好顺序更大.
- 研究人员在解释来自样本调查的公众选择数据时应谨慎行事,考虑到这些方法限制.
相关概念视频
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