Purpose – The purpose of this paper is to investigate what is denoted as episodes of concentrated short‐selling activity, or consecutive days of abnormal short‐sale activity in a particular stock. The motivation to do so is two fold. First, US regulators and regulators in other countries...

Purpose – The purpose of this paper is to study short sales trading as part of the New York Stock Exchange (NYSE) batch open and National Association of Securities Dealers Automated Quotations (NASDAQ) opening cross. The paper examines whether short transactions at the open can predict future...

Purpose – Research draws the distinction between noise traders and informed traders. Research also documents market biases in equity returns due to cloud cover, a non‐informational (noise) event, showing that returns decrease on cloudy days. The purpose of this paper is to investigate the...

Purpose – The purpose of this paper is to investigate how the announcement and implementation of short sales and margin trading regulation affects Chinese stock returns and trading volume. On 31 March 2010, the Chinese regulators launched a pilot programme, allowing short sales and margin...

Purpose – The purpose of this paper is to explain and interpret the Securities and Exchange Commission's (SEC's) recently announced charges against 23 firms for violation of short selling restrictions set out in Rule 105 under Regulation M of the Securities Exchange Act of 1934....

Purpose – This paper aims to first explain short selling and its benefits and damages; then, using experts’ opinions and Technique for Order of Preference by Similarity to Ideal Solution (TOPSIS) method as well as based on the legal, financial and jurisprudential criteria adopted, evaluate...

Purpose The relationship between short selling, market volatility and liquidity remains an object of intensive research. However, empirical evidence is yet to provide a conclusive elucidation of this relationship by examining aspects of market fragmentation in the form of different market...

Abstract In our previous work, we have extended the classical notion of increasing convex stochastic dominance relation with respect to a probability to the more general case of a normalized monotone (but not necessarily additive) set function, also called a capacity. In the present paper, we...

Purpose – The purpose of this paper is to examine the effect of investors’ emotional state (mood) on their trading behaviour and performance. Design/methodology/approach – A sample from a representative survey of 328 Greek individual investors has been used to empirically test the validity...

Purpose Making rational and undistorted corporate investment decisions is critically important to organisations. “Scientific” investment appraisal can play a central role, particularly setting the hurdle rate. Empirical research reveals that actual rates generally exceed organisations’...