We present four methods of assessing the diversification potential within a stock market, and two of these are based on … consistent picture. The potential for diversification declined almost monotonically in the three years prior to the 2008 …, the diversification potential declined even further in the 2011 European debt crisis and the American credit downgrade. …

documented that diversification among risky assets in a particular country leads to risk reduction, but the potential gains are … limited due to high correlations within an economy. Therefore, international portfolio diversification, primarily in stocks … contracts to the international dimension. The findings lend support to the arguments in favor of international diversification …

this trend, Africa's integration lag may present opportunities for investors seeking regional diversification — and …

This paper presents three definitions of time diversification and analyzes their implications for investment horizons …. Using decision quality criteria and methodology, we question standard advice. In analyzing time diversification with a … minimum of assumptions, we answer two main questions: how to rigorously define time diversification and what conditions favor …

, most previous analysis has focused on regional diversification by applying the traditional mean-variance (MV) framework …

We study the effect of financial markets on "optimal" diversification defined in the spirit of mean-variance efficiency … diversification based on the mechanical spreading of output across sectors …