bitcoin price down about 1,000$ after china ban this is logic
but less than 2 months back more than old 4,600 now without any new news why ??
The driving force can be traced to the expectations by the fork. This is actually making holders not to release the bitcoin they have and off course when you have a scarce commodity or product, economically, the price increases.
This is simply one explanation to the price increase in bitcoin.