These moral sanctions have succeeded in reducing the community's waste treatment costs at a very low level. The residents may be put to a little extra trouble, but they save quite a bit of money in the long run.
道德制裁的成功，使該區垃圾處理費用很低，居民可能比較麻煩，卻可以少付許多錢。縮小為「社區問題」