Objectives The UK's National Institute of Health and Clinical Excellence (NICE) has an explicit cost-effectiveness threshold for deciding whether or not services are to be provided in the National Health Service (NHS), but there is currently little evidence to support the level at which it is...

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The London Patient Choice Project (LPCP) was established to offer NHS patients more choice over where and when they receive treatment, and to reduce waiting times. The LPCP offered those patients waiting around 6 months for elective procedures a choice of treatment at an alternative NHS or...

This paper studies the asymptotic behaviour of an affine stochastic functional differential equation modelling the evolution of the cumulative return of a risky security. In the model, the traders of the security determine their investment strategy by comparing short- and long-run moving...