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Corporate social responsibility (CSR) is increasingly a core component of corporate strategy in the global economy. In recent years its importance has become even greater, primarily because of the financial scandals, investors’ losses, and reputational damage to listed companies. While...
Persistent link: https://www.econbiz.de/10010292298
This paper questions traditional approaches for testing the day-of-the-week effect on stock returns. We propose an alternative approach based on the closure test principle introduced by Marcus, Peritz and Gabriel (1976), which has become very popular in Biometrics and Medical Statistics. We test...
Persistent link: https://www.econbiz.de/10010292794
This paper examines the long-run dynamics and the cyclical structure of the US stock market using fractional integration techniques, specifically a version of the tests of Robinson (1994a) which allows for unit (or fractional) roots both at the zero (long-run) and at the cyclical frequencies. We...
Persistent link: https://www.econbiz.de/10010293737
I examine whether or not returns on stock markets are a leading indicator for real macroeconomic developments in Austria, Japan and the USA. Further I deal with the concept of stock market efficiency, the question whether or not information from real and financial sectors of the economy is...
Persistent link: https://www.econbiz.de/10010294592
In this paper we propose exact likelihood-based mean-variance efficiency tests of the market portfolio in the context of Capital Asset Pricing Model (CAPM), allowing for a wide class of error distributions which include normality as a special case. These tests are developed in the framework of...
Persistent link: https://www.econbiz.de/10010295747
Using monthly data for the period 1953-2003, we apply a real-time modeling approach to investigate the implications of U.S. political stock market anomalies for forecasting excess stock returns. Our empirical findings show that political variables, selected on the basis of widely used model...
Persistent link: https://www.econbiz.de/10010295813
Stock markets periodically experience sharp falls with some referred to as outright crashes. The extant literature has generally resorted to survey type evidence to determine the behavior of investors during such episodes. These kind of studies come to the conclusion that fundamentals play...
Persistent link: https://www.econbiz.de/10010296351
Investments in socially responsible investments (SRI) are still a small, but growing segment of international capital markets. This study analyses whether a SRI screening process applied to equities results in a different performance outcome compared to relevant conventional benchmark indexes....
Persistent link: https://www.econbiz.de/10010297458
It is well known that information arrival has an impact on prices volatility, and trading volume in financial markets (see e.g., Goodhart and O?Hara 1997). Scheduled macroeconomic announcements, such as monthly employment figures, consumer prices, or building permits, stand out from the steady...
Persistent link: https://www.econbiz.de/10010297725
This paper delineates the simultaneous impact of non-anticipated information on first and second moments of the intraday price process by including appropriate variables accounting for the news flow into both the mean and the variance function. This allows us to differentiate between the...
Persistent link: https://www.econbiz.de/10010297797