By Ryan P. Scott, Chris M. Messer, Adam Mayer and Tami C. Bond

In this article, the authors explore the concept of calibration in policy design, highlighting how policymakers adjust the scope and design policy interventions to match political, social, and administrative realities. Building on previous work, the authors argue that policies designed with multiple targets might have mechanisms of change quite different from the obvious mechanism of the most visible policy instrument.
Sarah Ayres, Steve Martin and Felicity Matthews,