“…In this scenario of a single provider (
) with
beneficiaries, the role of the social planner to achieve the constrained first‐best social optimum is important to solve the free‐riding issue of the beneficiaries. As pointed out by Matsushima and Shinohara (
2019), when the provider does not commit to the production of a public good before negotiations, the amount of the public good is not produced efficiently and the beneficiaries have strong incentives to free ride.…”