In the face of the lower bound on interest rates, central banks have relied on unconventional policy tools such as large-scale asset purchases and forward guidance to try to affect long-term interest rates and provide monetary stimulus to the economy. Assessing the impact of these measures and...

Collective decision making seems a straightforward matter: people come together and decide. But why is it that today's winners can turn into tomorrow's losers? Why can't you always get what you want? How does the interaction between the decision makers influence the outcome? And are opportunists...

This thesis investigates the use of problem-specific knowledge to enhance a genetic algorithm approach to multiple-choice optimisation problems. It shows that such information can significantly enhance performance, but that the choice of information and the way it is included are important...