This is the 1862nd most frequent Korean word.
경쟁력이
"Competitiveness."
In this context, '경쟁력이'（competitiveness）describes the attribute of the products being developed.
그 회사는 경쟁력이 높은 제품을 개발하고 있습니다.
That company is developing products with high competitiveness.
Here, '경쟁력이' refers to the ability or readiness of students in an academic sense.
학생들은 숙제를 통해 학문적 경쟁력이 향상될 수 있습니다.
Students can improve their academic competitiveness through homework.
'경쟁력이' in this sentence emphasizes the market competitiveness of the services being offered.