We find that leverage-initiating stocks experience an increase in return comovement with existing leveraged stocks and a decrease in return comovement with existing zero-leverage stocks in the year after the leverage initiation event. In contrast, stocks that fully deleverage comove more with...

This paper develops a method to improve the estimation of jump variation using high frequency data with the existence of market microstructure noises. Accurate estimation of jump variation is in high demand, as it is an important component of volatility in finance for portfolio allocation,...

We develop a parsimonious model of bubbles based on the assumption of imprecisely known market depth. In a speculative bubble, traders drive the price above its fundamental value in a dynamic way, driven by rational expectations about future price developments. At a previously unknown date, the...

This paper studies the responses of residential property and equity prices, inflation and economic activity to monetary policy shocks in 17 countries, using data spanning 1986 - 2006. We estimate VARs for individual economies and panel VARs in which we distinguish between groups of countries on...