Using the number of Robinhood users holding a firm’s shares, I examine how novice retail investors respond to earnings announcements and the implications of their responses for the price-earnings relation. I do not find evidence of informed trading among these investors. Changes in their...

What drives intraday reversal? Previous studies of the U.S. market regard short-term reversal as compensation for liquidity provision. However, in this paper, we find that intraday reversal has no significant dependence on stock liquidity for the Chinese market. Hence, based on a stylized...

I model a signaling game of financial misreporting in a market where traders randomly sample parts of the manager's report and then extrapolate the value of the firm based on this. The manager's report is a distribution of signals whose mean can be biased to be above the profitability of the...

The paper deals with the pattern of asset price dynamics as sequence of "bull markets" and "bear markets" and with stabilizing these" long swings" through replacing continuous asset trading with electronic auctions. First, the paper sketches the channels through which the "overshooting" of...

We develop a novel experimental paradigm to study the causal impact of trading algorithms on informational efficiency, liquidity, and welfare. In our design, public information about the asset value is revealed during trading, which gives algorithms a reaction speed advantage. We distinguish...

Using trade-level data from the Taiwan Stock Exchange, we document an asymmetric pattern of liquidity provision by individual investors who serve as de facto market makers. Specifically, individual investors, on average, provide more liquidity during market downturns. We further investigate the...

This paper identifies a component of the informed trading activity induced by sector-specific information (S-trading) and one induced by idiosyncratic information (I-trading). The introduction of tradable indices on financial markets should trigger a decline in S-trading because investors...

Order flow toxicity is a measure of a trader's exposure to the risk that counter-parties possess private information or other informational advantages. High levels of order flow toxicity can culminate in market makers providing liquidity at a loss or in suboptimal execution of trades. From a...

This research is based on an empirical analysis of the impact of HFT activity on the stock in the SET50 index trading in the Stock Exchange of Thailand (SET), using publicly-available trade-by-trade tick data for the period between January 01, 2016, and June 30, 2018. The HFT data is illustrated...

Blockchain, based on the distributed ledger technology, provides immediate settlement of transactions of digital assets and direct ownership. Since settlement of transactions is immediate, the blockchain system requires an ultra short tenor interest rate curve that is always up-to-date. Today,...