With the high-frequency data of firm quotes in the transaction platform of foreign exchanges, arbitrage profit opportunities--in the forms of a negative bid-ask spread of a currency pair and triangular transactions involving three currency pairs--can be detected to emerge and disappear in the...

With the high-frequency data of firm quotes in the transaction platform of foreign exchanges, arbitrage profit opportunities—in the forms of a negative bid-ask spread of a currency pair and triangular transactions involving three currency pairs—can be detected to emerge and disappear in the...