Using a semi-supervised topic model on 7,000,000 New York Times articles spanning 160 years, we test whether topics of media discourse predict future stock and bond market returns to test rational and behavioral hypotheses about market valuation of disaster risk. Focusing on media discourse...

This study examines the impact of investors' buy and sell trades on Korean stock market volatility across two crisis events, the Asian crisis of 1997 and the 2008 global financial crash. We investigate the trading behaviour of domestic vs. foreign and institutional vs. individual investors. Our...

We develop a novel financial market model in which the stock markets of two countries are linked via and with the foreign exchange market. To be precise, there are domestic and foreign speculators in each of the two stock markets which rely either on linear technical or linear fundamental...

Momentum strategies suffer from occasional large drawdowns referred to as momentum crashes when the market rebounds. This paper documents that stocks far from peaks outperform stocks near peaks, and momentum crashes are attributable to such outperformance. Market rebounds triggers increase in...

Despite momentum's strong historical performance, its returns have large negative skewness and occasionally experiences persistent strings of sharp negative returns, referred as "momentum crashes" in the recent literature. I argue that momentum crashes are due to crowded trades which push prices...

We aim to answer whether retail investors have a stabilizing effect on stock prices during times of financial markets turmoil. To achieve this, we examine the liquidity and crash risk of stocks that are likely held by Robinhood traders (i.e., our proxy for retail investors) using the COVID-19...

Asset market bubbles and crashes are a major source of economic instability and inefficiency. Sometimes ascribed to animal spirits or irrational exuberance, their source remains imperfectly understood. Experimental methods can isolate systematic deviations from an asset's fundamental value in a...

Asset Prices, Booms and Recessions"" is a book on Financial Economics from a dynamic perspective. It focuses on the dynamic interaction of financial markets and economic activity. The financial markets to be studied here encompasses the money and bond market, credit market, stock market and...