Yes. Developers that obtain approval for neighbourhood plans operate in exactly this manner, putting in sewage, roads, schools, parks, etc. in order to improve

Yes. Developers that obtain approval for neighbourhood plans operate in exactly this manner, putting in sewage, roads, schools, parks, etc. in order to improve the value of the commercial/residential units they are selling. Additionally, some less 'saleable' improvements end up being included as concessions in negotiation with the local municipal authority to get the development plan approved. Public transit financing in greenfield areas works similarly.