This article analyzes the manifold situations in which the efficient-market hypothesis (EMH) has influenced—or has failed to influence—federal securities regulation and state corporate law, and the prospective roles for the EMH in these contexts. In federal securities regulation, the EMH has...

We examine the performance of the buy-write option strategy (BWS) on the Australian Stock Exchange and analyse whether such an investment opportunity violates the efficient market hypothesis on the basis of its risk and returns. This study investigates the relationship between buy-write...

In this paper we study the intraday price formation process of country Exchange Traded Funds (ETFs). We identify specific parts of the US trading day during which Net Asset Values (NAVs), currency rates, premiums and discounts, and the S&P 500 index have special effects on ETF prices, and...

We compare the investment technology of foreign versus domestic investors with a focus on decomposing outcomes attributable to asset allocation and security selection. We document significant differences in exposure to systematic asset pricing factors between foreign and domestic investors. A...

This study examines the impact of investor attention on portfolio volatility and sectoral risk spillovers in Borsa Istanbul. We use advanced econometric models, including E-GARCH-X, GJR-GARCH-X, and multivariate BEKK-GARCH-X, and analyze daily data from January 2004 to June 2024. We find that...

There have been a renewed focus on portfolio management of deposit money banks since the global financial crisis of 2007-09. This renewed focus is based on the understanding that an efficient portfolio management reduces risks and loss associated with uncertainty of investment returns which may...

This paper reviews research that uses big data and/or machine learning methods to provide insight relevant for equity valuation. Given the huge volume of research in this area, the review focuses on studies that either use or inform on accounting variables. The article concludes by providing...

This study aims to investigate the effect of bond issuance announcements and to determine the company characteristics that could influence this effect. The findings reveal positive cumulative average abnormal returns following bond issuances, indicating that the market considers bond offers to...

This paper measures the interdependency and transmission of shocks between a sample of financial markets in Latin American. Our results favor the use of copulas and extreme events theory for the computation of mutual (inter) dependence of markets. We show that these techniques provide more...

This paper examines the determinants of cross-sectional variation in post-merger mutual fund performance. Mergers between funds with similar management objectives, as reflected by average portfolio book-to-market ratio, price–earnings ratio, beta and market capitalization values, outperform...