Grothendieck introduced the notion of a “motif” in a letter to Serre in 1964. Later he wrote that, among the objects he had been privileged to discover, they were the most charged with mystery and formed perhaps the most powerful instrument of discovery.1 In this talk, I shall explain what motives are, and why Grothendieck valued them so highly. These are my notes for a “popular” talk in the ‘W...

The author of this paper seeks to explore what strategies are available for a multinational organization to manage knowledge, and to what extent a non-profit organization (NPO) have applied the same tools for managing knowledge within the organization as a multinational corporation (MNC). Through studying how knowledge flows within a MNC (Nonaka et al. and then analyzing the strategies for hand...

BACKGROUND Dementia is becoming one of the most important emerging public health concerns in a generation. In societal approaches to the mitigation of major disease 'burden', population screening can sometimes provide an effective approach to improving detection of disease and outcomes. However the acceptability of a systematic population screening programme for dementia, to the British public,...

Price coordination can be very harmful for consumers. Yet, even if a cartel is proved to exist, and successful in enforcement, how do we estimate damages or price overcharges to consumers? We build a structural model of the Irish automobile market that avails of a crosssection of new cars and jointly estimate demand and cost primitives. We use these estimates to quantify the role that price coo...

We investigate the relationship between pay, supervision and employee sharing. Our results suggest an inverse relationship between supervision and pay across both sharing and non-sharing firms, although the trade-off is somewhat assuaged within the former. This would appear to contradict instrumental efficiency wage considerations, but could be rationalised within a gift-exchange context. In te...