George and Stan live next door to each other. George likes to plant flowers in his garden, but every time he does, Stan's dog comes over and digs...

George and Stan live next door to each other. George likes to plant flowers in his

garden, but every time he does, Stan's dog comes over and digs them up. Stan's dog is causing

the damage, so if the social optimum is to be achieved, the only solution is to have Stan pay to

put up a fence around his yard to confine the dog. Do you agree or disagree? Explain.