We propose a dynamic measure of stock market sentiment, extending heavily the widely adopted Baker and Wurgler (2006) market sentiment index construct on the novel basis that (1) the aggregate market sentiment must cover as many views from different investors or investment activities as possible;...

Investors' return expectations are pivotal in stock markets, but the reasoning behind these expectations remains a black box for economists. This paper sheds light on economic agents' mental models - their subjective understanding - of the stock market, drawing on surveys with the US general...

Investors' return expectations are pivotal in stock markets, but the reasoning behind these expectations remains a black box for economists. This paper sheds light on economic agents' mental models - their subjective understanding - of the stock market, drawing on surveys with the US general...

We investigate investor's correlated attention as a determinant of excess stock market comovement. We propose a novel proxy, "co-attention", that measures the correlation in demand for market-wide information across stock markets approximated by the Google Search Volume Index (SVI). Our results...

Using the "Dragon and Tiger" list, we construct a clean indicator that directly measures investor attention, empirically test the effect of investor attention on stock return under negative shocks and whether the effect is affected by the bull or bear market, the industry, firm size, age and...

This study aims to explain the relationship between share buybacks and market sentiment around these events. Using data on social media posts around the share buybacks, we examine how financial indicators exhibit changes before and after the share buybacks. A sample of BSE100-listed Indian firms...

To study how investor sentiment at the firm level affects stock returns, we match more than 58 million social media messages in China with listed firms and construct a measure of individual stock sentiment based on the tone of those messages. We document that positive investor sentiment predicts...

This paper documents that the payoffs from investing in growth stocks, as measured by the decile-rank distributions (DRD) of future revenues, earnings, investment, as well as stock returns, follow a bimodal U-shaped distribution. By contrast, the DRD of value stocks follow a traditional...

This paper examines the effects of superstitious psychology on investors’ decision making in the context of Mercury retrograde, a special astronomical phenomenon meaning “everything going wrong.” Using natural experiments in the Chinese stock market, we find that stock prices fall...

We analyze the effects of retail investor sentiment on the German stock market by introducing four distinct investor pessimism indices (IPIs) based on selected aggregate Google search queries of households. We assess the impact of weekly changes in sentiment captured by the IPIs on both...