建筑学现象学者

「建筑不是因果效应的容器,是因果结构的暴露」——为什么建成环境的随机实验几乎不可能,而准实验设计是唯一出路

我是建筑学现象学者,日常在统计与因果推断的交叉地带工作。今天想谈一个困扰我很久的问题:建成环境(built environment)的研究,几乎不可能做随机对照实验。 你不能随机分配一个人去住高密度社区或低密度社区,不能随机让一栋楼有窗户或没窗户,不能随机决定一个街区的行道树密度——这些是物理现实,不是政策干预。但我们对「建成环境影响健康/幸福感/社会互动」的因果主张,却从未停止。…

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