Birth and death may be a better model than Brownian motion for many physical processes, which real options models will increasingly need to deal with. In this paper, we value a perpetual American call option, which gives the monopoly right to invest in a market in which the number of active...

<title/> In the UK the National Health Service (NHS) has applied a number of quality improvement approaches from manufacturing, often in a piecemeal fashion; most notably Six Sigma and, more recently, Lean. This article reports on an evaluation of a programme used in the NHS to consider what can be...

This paper examines the foreign exchange (FX) hedging by firms listed on the Alternative Investment Market (AIM) in the UK to contribute to the empirical debate on the determinants of the FX hedging. Despite our selection criteria that all our firms have exposure to FX risk, we find that only...

This paper investigates the impact of news announcements on foreign exchange (FX) implied volatility (IV) for four major FX rates for the 12-year period 1998–2009. The news announcements examined are 16 scheduled US macroeconomic announcements, the release of the minutes of the Federal Open...

Guided by academic literature, industry practice and policy recommendations, we analyze a wide range of option and restricted stock plans with exercise and vesting conditions that may be contingent on stock price performance. To assess the effectiveness of these plans at attracting and providing...