We model the relationship between asset float (tradeable shares) and speculative bubbles. Investors trade a stock with limited float because of insider lock-ups. They have heterogeneous beliefs due to overconfidence and face short-sales constraints. A bubble arises as price overweighs optimists'...

We develop a model of asset price bubbles based on the communication process between advisors and investors. Advisors are well-intentioned and want to maximize the welfare of their advisees (like a parent treats a child). But only some advisors understand the new technology (the tech-savvies);...

We study how monetary policy affects the funding composition of the banking sector. When monetary tightening reduces the retail deposit supply, banks try to substitute the deposit outflows with wholesale funding to smooth their lending. Banks have varying degrees of accessibility to wholesale...

We study how monetary policy affects the funding composition of the banking sector. When monetary tightening reduces the supply of retail deposits, banks attempt to substitute wholesale funding for deposit outflows to smooth their lending. Due to financial frictions, banks have varying degrees...

We study how monetary policy affects the funding composition of the banking sector. When monetary tightening reduces the retail deposit supply owing to, for example, a decrease in bank reserves or in money demand, banks try to substitute the deposit outflows with more wholesale funding in order...

Post-crisis policy interventions significantly increased the demand for mortgage refinancing, but there is an unexplored possibility that the surge in refinancing applications has crowded out the supply of credit to home buyers. In this paper, we examine two frictions that hamper financial...