This is the 10976th most frequent Korean word.
금융이
"금융이" is not a standard Korean word. It may be a typo or a combination of "금융" (finance) and a particle like "이."
금융이 refers to 'finance' as the subject of the sentence, indicating its active involvement in the discussed topic (society).
금융이 사회의 중심적인 역할을 한다.
Finance plays a central role in society.
금융이 is used as the subject to describe its state ('becomes difficult') and the resultant effect on another element (economy).
금융이 어려워질수록 경제에 영향을 미친다.
The more finance becomes difficult, the more it impacts the economy.
금융이 serves as the subject here, highlighting its development and the subsequent outcomes (international opportunities).