Why do different BTC exchanges sell BTC at different prices?
For example, bitfinex currently trading at BTC/USD 4175 and GDAX trading at 4220
Different bidding wars
>>3418735
Elabourate
>>3418774
different exchanges arent connected in any way, also its not the exchange selling, but other traders.
arbitrage traders profit from the price difference between different exchanges, making the gap smaller.
check prices on chinese exchanges, the gap is even greater because its more difficult for arbitragers to get money in and out
>>3418861
How much lag is generally seen between two exchanges?