Bernales, Alejandro; Garrido, Nicolás; Sagade, Satchit; … - 2020 - This version: June 2020
By employing a dynamic model with two limit order books, we show that fragmentation is associated with reduced competition among liquidity suppliers and lower picking-o↵ risk of limit orders. Due to these countervailing channels, the impact of fragmentation on liquidity and welfare di↵ers...