In a tractable stochastic volatility model, we identify the price of the smile as the price of the unspanned risks traded in SPX option markets. The price of the smile reflects two persistent volatility and skewness risks, which imply a downward sloping term structure of low-frequency variance...

We address potential strengths and weaknesses of alternative protection schemes, which can be adopted as a ‘default option' in a private, third pillar, pension product. In light of the observed behavior of savers adopting the ‘default option' at international level, we perform a comparative...

We revisit the relation between equity returns and financial leverage through the lens of a trade-off model with costly capital structure rebalancing. The model provides a “lookalike” Modigliani-Miller equation that predicts that expected equity returns depend on whether a firm's leverage is...