We study the relationship between stock price synchronicity and information disclosure of firms listed in the Chinese stock market, using hand-collected data on firms' official microblogging content in Sina Weibo, a popular microblogging service in China. We find that after controlling for the...

BitMEX is the largest unregulated bitcoin derivatives exchange, listing contracts suitable for leverage trading and hedging. Using minute-by-minute data, we examine its price discovery and hedging effectiveness. We find that BitMEX derivatives lead prices on major bitcoin spot exchanges. Bid-ask...

Economic activities such as crowdfunding often involve sequential interactions, observational learning, and project implementation contingent on achieving certain thresholds of support. We incorporate endogenous all-or-nothing thresholds in a classic model of information cascade. We find that...

This article investigates the informational efficiency of the corporate bond market by examining whether the technical analysis of volume data can help in predicting the bond return volatility as well as the bond returns itself. To this end, the researcher uses prices and volume data obtained...

Information processing filters out the noise in data but it takes time. Hence, low precision signals are available before high precision signals. To capture this feature, we develop a model of securities trading in which investors can acquire signals (about future cash flows) of increasing...

In this paper we examine the relation between managerial discretion in accruals and informational efficiency. We measure managerial discretion in accruals by the absolute value of discretionary accruals. Assuming that efficient prices follow a random walk, we measure informational efficiency by...

The aim of this study is to determine whether (and to what extent) the weak form of efficient-market hypothesis could be considered true in relation to the financial instruments listed on the Warsaw Stock Exchange in relation to the exchanges of Baltic Sea countries. With respect to the analyzed...

This paper performs a welfare analysis of markets with private information in which agents can condition on noisy prices in the rational expectations tradition. Price-contingent strategies introduce two externalities in the use of private information: a payoff (pecuniary) externality related to...

This article argues that market prices in contemporary financial markets are driven by the value of information multiplied by a factor of the information's velocity. These factors combined have the potential to explain several observed market phenomenon, including market volatility during...

The presence of long-range memory in financial time series is a puzzling fact that challenges the established financial theory. We study the effect of liquidity on the efficiency (measured by the Hurst's exponent) of the Thai Stock Market. According to our study, we find that: (i) The R/S method...