In NYC, the typical way this works out is that apartments on the lower floors get cold, because the buildings are uninsulated and hot air rises to the higher fl

In NYC, the typical way this works out is that apartments on the lower floors get cold, because the buildings are uninsulated and hot air rises to the higher floors. They complain to the super, who cranks up the thermostat for the building until the lower floors are comfortable, and the upper floors are therefore stiflingly hot. Many people leave windows cracked open or even run their AC in the winter to overcome this.