When price competition is constrained by tick size, speed allocates the resources due to the time priority rule. We demonstrate three implications of competition in speed. 1) We find more high frequency liquidity provision for lower price stocks with high market cap, where the one cent tick size...

We analyze how a large informed trader chooses between a lit exchange and a dark pool. We show that (1) the market share of the dark pool increases when the informed trader trades; (2) the market share of the dark pool increases more when the value of information is higher; and (3) price...