Reflecting on what it means to be a public leader at such a time, I will make two points: Firstly, when you enter public service and certainly when you become a public service leader, you don't do so only to carry out your navigation in steady and calm seas. You sign up to contribute to the more significant challenges.
One argument for excluding zero is that there is downward rigidity in nominal wages. More specifically, it says that a little inflation is needed to “grease the wheels” of the labour market because nominal wages are downwardly rigid.