We used the log-periodic power law singularity (LPPLS) methodology to systematically investigate the 2020 stock market crash in the U.S. equities sectors using the Wilshire 5000 Total Market index, the S&P 500 index, the S&P MidCap 400 index, and the Russell 2000 index. During the crash, all...

We analyze how a large informed trader chooses between a lit exchange and a dark pool. We show that (1) the market share of the dark pool increases when the informed trader trades; (2) the market share of the dark pool increases more when the value of information is higher; and (3) price...

Both theory and evidence are mixed regarding the impact on prices of trading on “dark” venues partially exempt from National Market System requirements. Theory predicts that price discovery improves as dark venues siphon noisy uninformed trades, but increased adverse selection reduces...

Disclosure is of fundamental interest to accounting research. When the sign/magnitude of disclosed news is unclear, research infers the information content of disclosures using the ratio of return volatilities during disclosure event and non-event windows (Beaver, 1968). We show the ratio is...