It is in exchanges favor to offer increased prices so as to shore up their balances using BTC commissions earned per trade. This inversely leads to them serving

It is in exchanges favor to offer increased prices so as to shore up their balances using BTC commissions earned per trade. This inversely leads to them serving an increased percentage of daily trades. Add to the fact that, increased risks means people want more out of their BTC. So, if x is a fair price in other exchange, they want x + y% for the same BTC on exchange with issues. Some of these people become aware of withdrawal issues later or buy some other crypto currency, move to another exchange to cash out.