1. 費用   investment   expenses   export   profits   Hint Half-n-half Clue   2. 輸出   export   income   management   investment   Half-n-half Clue   3. 価格、値段   import   price   income   market   Half-n-half Clue   4. 給料   salary   income   profits   wage   Half-n-half Clue   5. 生産   salary   investment   production   income   Half-n-half Clue   6. 管理、経営   market   price   management   income   Half-n-half Clue   7. 総収入   wage   profits   revenue   management   Half-n-half Clue