Purpose – The purpose of this paper is to shed new light on the debate about the appropriateness of the Kaizuka rule, a Samuelson type of efficiency rule for public inputs, for the provision of firm-augmenting public inputs. Firm-augmenting public inputs are commonly included in public...

Purpose – The purpose of this paper is to shed new light on the debate about the appropriateness of the Kaizuka rule, a Samuelson type of efficiency rule for public inputs, for the provision of firm‐augmenting public inputs. Firm‐augmenting public inputs are commonly included in public...