Using a comprehensive dataset of first, second and third generation commodity indices, we investigate the potential diversification benefits in equity-bond portfolios. The results show that first generation commodity indices are outperformed by enhanced indices. Second generation indices provide...

Using a comprehensive dataset of first, second and third generation commodity indices, we investigate the potential diversification benefits of commodities in equity–bond portfolios. To this end, different approaches of mean–variance spanning tests and out-of-sample portfolio optimization...