독일 통일 이전에는 동독과 서독의 경제 격차는 1:4 정도였지만, 20년간 통일 비용으로 3,000조 원이 투입됐습니다.
Before the unification of Germany, the economic gap between East and West Germany was about 1:4, but 3000 trillion won was spent as the costs of unification for 20 years.