### Clue: Gold purchases ? transactions included at least 200 centavos (9)
### Answer: AUSTRALES 
 ### Explanation: Definition: at least 200 centavos
**Au** (chemical symbol for "gold") + **SALES** ("purchases") with **tr**. (transactions) *included*. 
*The austral was an old currency unit in Argentina, equal to 100 centavos.