> Why didn’t policymakers foresee that bag bans could drive up trash bag sales? Policies typically miss the mark because policymakers either do not understand p

> Why didn’t policymakers foresee that bag bans could drive up trash bag sales? Policies typically miss the mark because policymakers either do not understand people’s current behavior or fail to anticipate how people will respond in a completely new situation. I don't know, it seems pretty obvious to me. I've only once seen a bathroom trash bin without a grocery bag lining.