And mostly, new construction is not for low-income people, just because it's new. Low-income people tend to live in older buildings that have depreciated.

Sure, the idea at least of Section 37 is effectively "local compensation". Too often it's "councillor's goodies for constituents money", and it's not much help when the Section 37 park gets built a kilometer away from the actual development. And often the locals don't want change anyways, so Section 37 stuff is not enticing. Makes sense in theory though.

I'm not sure you can change the NIMBYs minds, but you don't have to. You just have to get the planning commission to stop listening to the NIMBYs. You might be able to do that with enough evidence.