Would it be socially optimal to increase wall thickness above 0 feet? Would it be socially optimal to decrease wall thickness below 10 feet? Explain why or why not.

Would it be socially optimal to increase wall thickness above 0 feet? Would it be socially optimal to decrease wall thickness below 10 feet? Explain why or why not.

Would it be socially optimal to increase wall thickness above 0 feet? Would it be socially optimal to decrease wall thickness below 10 feet? Explain why or why not.
Would it be socially optimal to increase wall thickness above 0 feet? Would it be socially optimal to decrease wall thickness below 10 feet? Explain why or why not.