Formal term for profit or gain, often used in accounting, tax, or legal contexts. Contrasts with 利益 (りえき), which is more general.
The company's profit increased compared to the previous year.
Calculating taxable profit under tax law is complicated.
Compound of 益 (えき, 'benefit, gain') and 金 (きん, 'money'). The reading えききん follows standard on'yomi.