When it comes to subsidies, I think you would have to quantify a "local economy" as the economy local to the government entity giving the subsidy. The article

When it comes to subsidies, I think you would have to quantify a "local economy" as the economy local to the government entity giving the subsidy. The article about WrestleMania is probably only talking about the economy within a few miles of the stadium. E.g. if someone drove across town to attend WrestleMania, then on the whole, that local economy probably got minimal extra activity out of the participant - they were likely going to spend some or all of that money in the government's local economy anyways. If someone flew from out of state, then all their dollars are dollars you weren't going to see without the event.