Just charge for it. That encourages efficient allocation of the resource (land).
If the government mandated free ice cream for everyone there would likely be an ice cream shortage. The solution would be to charge more for ice cream, not just try to increase the supply to meet demand (which is basically infinity when the cost is 0)
If the government mandated free ice cream for everyone there would likely be an ice cream shortage. The solution would be to charge more for ice cream, not just try to increase the supply to meet demand (which is basically infinity when the cost is 0)