In this paper it is shown how the set of all portfolios which are second-order stochastic dominance efficient can be characterized by using a series of mixed-integer linear constrains. Our derivation employs a combination of the first-order conditions of the utility maximization problem together...

The expansion of videoconference lectures has raised concerns about the potential harm they could represent for the attention and engagement of college students. By observing the behavior of a large population of participants in an identical flipped course before and after March 2020, levels of...

For many countries, information in FX markets about the fundamentals of their economies is reduced to two relevant and competing channels, namely, their currency's exchange rate with euro and the US dollar. In light of this, this paper proposes an approach which can help establishing which one...

This paper develops simple measures of engagement and attention which are particularly appealing for active learning. They can be computed at a very low cost with Electronic Response Systems which are wildly available and whose use has substantially increased with the COVID-19-driven shift to...