drive a price up

and force something up

to force the price of something upwards. Someone is buying a lot of gold and driving the price up. They are driving up the price.

Name	Pronounced	Usage
Salma	-	Arabic
Khayri	-	Arabic
Casper	KAHS-pər (Dutch)	Dutch, Swedish, Norwegian, Danish
Rajkumari	-	Indian, Hindi
Tatton	TAT-ən	English (Rare)
Aonghus	-	Irish, Scottish, Irish Mythology