The financial crisis of 2007-2008 led to extraordinary government intervention in firms and markets. The scope and depth of government action rivaled that of the Great Depression. Many traded markets experienced dramatic declines in liquidity leading to the existence of conditions normally...

Until the recent financial crisis, the safety and soundness of financial institutions was assessed from the perspective of the individual institution. The financial crisis highlighted the need to take systemic externalities seriously when rethinking prudential oversight and the regulatory...

This paper analyses how adverse selection prevents liquidity from flowing from liquid to illiquid firms, thus impairing the transmission mechanism of policy. Contrary to the results in the literature, simply increasing the availability of liquidity does not solve the adverse selection problem....

We examine how public liquidity should be distributed to firms when immediate production entails externalities, such as by spreading a virus. Direct provision of liquidity can address externalities, but traditional distribution of liquidity (through banks) has informational advantages. We show...

We study market illiquidity in an economy subject to non-fundamental shocks. Asset trading occurs via decentralized one-on-one bargaining. The model has multiple rational expectations equilibria; we associate certain Pareto inferior equilibria with liquidity crises. The government can improve...