What cause international gold price go up or down?

The demand and supply of gold. Due to the credit crisis many people have decided to buy gold since the price of hold has always been very stable (doesn't fluctuate a lot) since more people demand gold, the price of gold has risen. This is with accordance to the law of Demand which states that if all other factors are held constant, then there will be a negative relationship between the quantity demanded and the price of a good. Thus the higher the demand for gold,the higher the price. try this site its useful

http://gold-price-blog.info/