We revisit and extend the study by Chordia et al. (2014) which documents that, in recent years, increased liquidity has … characterised by positive trends in liquidity, there is no persuasive time-series and cross-sectional evidence for a negative link … between anomalies in market returns and liquidity. Thus, this proxy of arbitrage activity does not appear to be a key factor …

We integrate a market microstructure model with an exchange competition model with entry in which exchanges supply … strategic substitutes or complements in platform competition. Free entry of platforms delivers a superior outcome in terms of … liquidity and (generally) welfare compared to the case of an unregulated monopoly. Controlling entry or, even better, platform …

We propose a theory that jointly accounts for an asset illiquidity and for the asset price potential over-reliance on … Order Expectations (HOEs) about the two factors that influence the aggregate demand: fundamentals information and liquidity … HOEs about fundamentals are subdued, prices under-rely on public information, the market hovers in a high liquidity state …