특히, 공장이 밀집한 공업지역인 사하구·강서구·사상구·기장군에서 세수증대 효과가 높은 것으로 나타났다.
It was found that the effect of increasing tax revenue was high in Saha-gu, Gangseo-gu, Sasang-gu, and Gijang-gun, which are industrial areas where factories are concentrated.