... Corporate governance Stock price Options markets Case study Market efficiency The primary objective of this paper is to provide an understanding of the role of option trade volumes and the movement of the underlying security in the context of an unexpected event. The aim of this case study...

... of weak-form market efficiency (Plastun et al., 2020). Previous studies have identified numerous calendar anomalies across different financial markets (Kumar, 2016 ; Seif et al., 2017 ; Zaremba and Schabek, 2017 ; Plastun et al., 2019 ; Khuntia and Pattanayak, 2022...

... not considered the Gold market. Additionally, no study has examined the impact of COVID-19 on the TOM effect in these markets, and hence, market efficiency. We believe that our study is the first to examine the TOM effect in these markets simultaneously. Market efficiency COVID-19 Turn-of-the-month effect...

... Licensed re-use rights only Frontier markets Market efficiency Political uncertainty Price clustering G10 G11 G12 G14 Prices allocate resources in a market economy. Hence, economists have a keen interest in studying the mechanisms of price adjustment in different types of markets...

... Publishing Limited 2022 Emerald Publishing Limited Licensed re-use rights only Listed football clubs Market efficiency Random walk G14 G15 Roman Abramovic bought a stake in Chelsea London in 2003; Qatar Sports Investments purchased shares of Paris Saint-Germain in 2011; in 2014...

... that institutional factors affect the efficiency of companies in the Brazilian financial segment. Adaptive market hypothesis Market efficiency Securities trading Banks The financial segment has specificities in its operations, concerning structure and business, making companies stand out from the rest...

... depending upon day of the month (see, Kumar, 2015 , 2016 ; Sharma and Narayan, 2014). In fact, Campbell et al. (1997) argue for relative efficiency, which tests market efficiency from all-or-nothing condition to varying over time. Moreover, their argument finds support in Urquhart...

... efficiency Mispricing Managerial ability Net stock issuance Market efficiency Behavioral finance The investment anomaly refers to the negative cross-sectional relation between corporate investments and future stock returns. Public firms that experience growth by undertaking investments earn...

...-regression methodology is employed to examine the market efficiency of a large number of financial markets from America, Europe and the Asia–Pacific region. Findings The results show that the returns in higher quantiles are negatively autocorrelated, and those in lower quantiles are positively...

... 01 02 2020 17 04 2020 08 05 2020 © Emerald Publishing Limited 2020 Emerald Publishing Limited Licensed re-use rights only Financial crisis Factor models ETF Anchoring bias Market efficiency Momentum trading Since the inception of the SPDR S&P 500 Index ETF...

...Benjamin Jansen Purpose Many prior tests of market efficiency, which occurred decades ago, were limited by data and did not employ methodology to correct for leptokurtosis in the stock return distribution. Furthermore, these studies did not test many aspects of conditional market efficiency. One...

... is relatively short in the mining and services sectors. Hirofumi Nishi can be contacted at: h_nishi@fhsu.edu 02 01 2019 21 06 2019 08 07 2019 © Emerald Publishing Limited 2019 Emerald Publishing Limited Licensed re-use rights only Bankruptcy Emergence Market efficiency...

... 12 2017 23 04 2018 02 05 2018 04 05 2018 © Emerald Publishing Limited 2018 Emerald Publishing Limited Licensed re-use rights only Market efficiency Seasonality Anomalies Elections Halloween effect Sell in May This paper provides a new hypothesis to explain...

... informed insiders after the unlock date, outside investors start selling as lockup expirations approach. However, this argument is not consistent with market efficiency, in which rational outside investors who anticipate increased insider sales after unlock dates start selling long before lockup expiration...

... in earnings announcements. He also finds a decrease in the stock return volatility after the initial dividend announcement. 18 10 2015 24 03 2017 31 03 2017 © Emerald Publishing Limited 2017 Emerald Publishing Limited Licensed re-use rights only Market efficiency Information...

... Emerald Publishing Limited Licensed re-use rights only Value relevance Market efficiency Fundamental analysis Return anomalies The relation between accounting information and investor behavior that creates predictability in stock returns has been of central importance to both academics...

... with the market. Even though some cointegration-based pairs-trading strategies can consistently generate significant cumulative profits, yet they do not seem to converge to risk-less arbitrages, and thus the hypothesis of market efficiency cannot be rejected. Originality/value – The primary contribution...

... © Emerald Group Publishing Limited 2015 Market efficiency DAX 30 index return Implied volatility smirk (IVS) Predictive power Early studies argue that since options are derivatives of their underlying assets, they are redundant securities (Black, 1975 ; Merton, 1976). Some...

... significantly different than other days on Chinese stock exchanges. China Return distributions Market efficiency Anomalies Calendar Feng Shui is an ancient Chinese discipline rooted in Taoism which asserts humans can influence their luck through their own actions. Feng Shui...

.... © Emerald Group Publishing Limited 2015 Calendar Return distributions Market efficiency Anomalies Calendar effects should be important to traders because “planned trades can be scheduled to take advantage of calendar-based return patterns” (Jacobs and Levy, 1988 , p. 28). Bouman...