在哈佛大学肯尼迪政府学院教授马特·安德鲁斯（Matt Andrews）的指导下，政策制定者使用了一个基于问题驱动型迭代进程的实施策略，该进程首先提出问题，然后确定问题成因并设计修复方式。
Mentored by Matt Andrews of Harvard Kennedy School of Government, policymakers used an implementation strategy based on a problem-driven iterative process, which starts by nominating a problem, identifying its causes, and devising ways to fix it.