Price Gouging during the Corona Viirus

Texas Attorney General Ken Paxton warned people that he intended to prosecute folks who price gouged items related to the coronavirus (Breitbart, March 2020). 

1. Should firms be allowed to raise the price of toilet paper? Notice the empty shelves in the photos. The photo at the bottom shows the toilet paper aisle in the Food Lion in Mathews County, VA on March 16, 2020.
2. Should firms be allowed to raise the price of hand sanitizer? Air masks? Ventilators?
3. If you answers differ, why?