Since Fama's Efficient Market Hypothesis (EMH), numerous authors have argued that it is impossible to constantly beat the market. The best an investor can do is buy and hold 'the market' through a market index. Taking into account the important role of market indices as benchmarks against which...

This work examines the variation of the simple Moving Average (MA) trading rule performance as a function of the MA length in New York Stock Exchange (NYSE), Athens Stock Exchange (ASE) and Vienna Stock Exchange (VSE) using daily data from May 1993 to April 2005. Results show that changes of the...

Empirical evidences regarding the association of idiosyncratic volatility and stock returns are inconsistent with the Capital Asset Pricing Model (CAPM), which implies that idiosyncratic risk should not be priced because it would be fully eliminated through diversification. Using Exponential...

This article extends the research on the improvements to the efficient portfolio frontier in globally diversified portfolios. We examine efficient frontiers of regional equity portfolios from developed and undeveloped countries. We show that a globally diversified portfolio has higher reward...