"This paper presents an equilibrium model for the demand and supply of liquidity and its impact on asset prices and welfare. We show that when constant market presence is costly, purely idiosyncratic shocks lead to endogenous demand of liquidity and large price deviations from fundamentals....

I show that endogenous investor inattention – investors allocating cognitive resources based on incentives – can explain substantial price underreaction to public information in corporate bond and stock markets. The key evidence is that prices under- react less to more payoff-relevant risks....

I develop a model for monetary policy analysis that features significant feedback from asset prices to macroeconomic quantities. The feedback is caused by credit market imperfections, which dynamically affect how efficiently labour and capital are being used in aggregate. I then analyse what...