사업체 임금 프리미엄을 의미하며, 추정된 사업체 임금 프리미엄을 규모별로 집계하여 사업체 규모 간 임금격차를 산출한다.
It refers to the wage premium of a business, and the wage gap between the size of the business is calculated by calculating the estimated wage premium of the business by size.