In this paper we introduce a new, analytically tractable model for decision-making under risk in which psychological characteristics related to the degree of optimism or pessimism of the decision-maker are considered. The model we propose, which is based on a two-parameter optimism weighting...

This paper contributes to the debate on the effects of the financialization of commodity futures markets by studying the conditional volatility of long-short commodity portfolios and their conditional correlation with traditional assets (stocks and bonds). Using several groups of trading...

This paper contributes to the debate on the effects of the financialization of commodity futures markets by studying the conditional volatility of long–short commodity portfolios and their conditional correlations with traditional assets (stocks and bonds). Using several groups of trading...