illiquid assets or underprovision of liquidity. We investigate whether imperfect competition (Cournot) improves welfare through … internalizing the externality and find that this is far from guaranteed. In a standard model of liquidity shocks, when liquidity is … sufficiently scarce, Cournot competition leads to even less liquidity than the Walrasian equilibrium. In a standard model of …

This paper explores liquidity spillovers in market-capitalization-based portfolios of NYSE stocks. Return, volatility …, and liquidity dynamics across the small- and large-cap sectors are modeled by way of a vector autoregression model, using … data that spans more than 3,000 trading days. We find that volatility and liquidity innovations in one sector are …

more highly correlated; moreover, at these times, money supply positively affects financial market liquidity, albeit with a … lag of two weeks. During normal times, increases in mutual fund flows enhance stock market liquidity and trading volume …, but during financial crises, U.S. government bond funds see higher inflows, resulting in increased bond market liquidity …

This paper explores liquidity movements in stock and Treasury bond markets over a period of more than 1800 trading days …. Cross-market dynamics in liquidity are documented by estimating a vector autoregressive model for liquidity (that is, bid … in one market affects the spreads in both markets, and that return volatility is an important driver of liquidity …

We model a safe asset market with investors valuing safety, investors valuing liquidity, and constrained dealers. While … safety investors and liquidity investors can interact symbiotically with offsetting trades in times of stress, we show that … liquidity investors' strategic interaction harbors the potential for selffulfilling fragility. Surprisingly, standard flight to …