1. Einkünfte   revenue   market   production   investment   Hint Half-n-half Clue   2. Gewinn   sales   price   profits   wage   Half-n-half Clue   3. Investition   sales   production   purchase   investment   Half-n-half Clue   4. Export   wage   management   export   market   Half-n-half Clue   5. Erwerb   sales   purchase   profits   import   Half-n-half Clue   6. Gehalt   market   loss   salary   investment   Half-n-half Clue   7. Einkommen   income   wage   salary   investment   Half-n-half Clue