We evaluate alternative models of the volatility of commodity futures prices based on high-frequency intraday data from the crude oil futures markets for the October 2001-December 2012 period. These models are implemented with a simple GMM estimator that matches sample moments of the realized...

By using university administrative and survey data on Italian graduates, we analyse the transmission of liberal professions from fathers to children. We assess the effect of nepotism and family networking, separately from other transmission channels, on the probability of choosing a degree that...