For a long time, crypto space is known for this large percentage of interchange between different exchanges. This bitcoin arbitrage of opportunity was best for every Bitcoin enthusiast - it was kept secret until the beginning of this week. It was a definite way of arbitraging Wikipedia in different currencies, unless the cost of bitcoin could fall, then the daily returns could have been cleansed.
This is unfortunate because its opportunity is almost completely reduced. It was known for this best arbitration pricing around South Korea till 31 January. Selling in that area can lead to a significant percentage benefit using commercial arbitration. It is strong that the coin is being bought in their hegemony currency. This is when demand in a part of the world has become high.
Source - https://btcmanager.com/bitcoin-arbitrage-markets-evaporating-2017-versus-2018/