Neumann and Skiadopoulos (2013) document that although the implied volatilities are predictable, their economic pro ts become insignificant once the cost is accounted for. We show that the trading strategies based on the ...

It’s not uncommon for libraries to prove their value to the communities they serve. Traditionally this comes through cost-benefit analyses or return-on-investment models. The problem with this sort of analysis is the focus ...

Crowdsourcing our Cultural Heritage provides a comprehensive view on the subject of working with our communities to increase our reach and enhance our collections. Though the book covers the entire GLAM sector (galleries, ...