We study China's flagship option market, Shanghai Stock Exchange (SSE) 50 ETF option market, and the information content of trading volume using a proprietary dataset. We find that open buy put-call ratio, defined as put volume over the sum of put and call volumes, of financial institutional...

Because stock price generally deviates from the intrinsic value, stock price is a noisy indicator of the intrinsic value. As an expected return proxy, the implied cost of capital (ICC)—the internal rate of return that equates the noisy stock price to discounted expected future dividends—thus...

Strategies that overweight low beta stocks and underweight high beta stocks earn positive alphas. Price noise is known to affect high beta stocks, hence, noise trading can be expected to significantly affect the performance of these strategies. I study the impact of flows between bond and equity...

The Kyle (1985) model is extended to take into account market maker competition and the spread. It is shown that with a spread the Kyle model has a Nash equilibrium also with two market makers, not only with three or more, as shown in earlier research. The spread is endogenized, and two testable...

We examine whether consumer confidence - as a proxy for individual investor sentiment - affects expected stock returns internationally in 18 industrialized countries. In line with recent evidence for the U.S., we find that sentiment negatively forecasts aggregate stock market returns on average...

The Fama-French factors are ubiquitous in empirical finance, industry, and law. We find that factor returns differ substantially depending on when the data were downloaded. The effects of these retroactive changes are large. Holding the sample period constant and varying only factor vintages, we...

This paper proposes a novel measure of noise trading that aims to capture uninformed retail trading. The measure, an indicator of whether the firm placed advertisement(s) in the Wall Street Journal seven calendar days earlier, is motivated by evidence that retail trading spikes seven days after...

Volatility is an important component of asset pricing; an increase in volatility on markets can trigger changes in the risk distribution of financial assets. In conventional financial theory, investors are considered to be rational and any changes in relevant risk are assumed to be a result of...