in reporting of wildlife strikes with civil aircraft and in identification of species struck under a primarily Executive Summary Reporting of wildlife strikes with civil aircraft is voluntary for airports and pilots but strongly encouraged by the FAA via Advisory Circulars and other activities. In 2009, the FAA undertook a review of the trends in strike reporting from 1990-2008 to determine if ...

We consider the new game of Cops and Attacking Robbers, which is identical to the usual Cops and Robbers game except that if the robber moves to a vertex containing a single cop, then that cop is removed from the game. We study the minimum number of cops needed to capture a robber on a graph G, written cc(G). We give bounds on cc(G) in terms of the cop number of G in the classes of bipartite gr...

European Journal of Information Systems (2007) 16, 1–2. doi:10.1057/palgrave.ejis.3000668 Predicting the effect of change can be difficult if not impossible. A year ago in the first editorial of Volume 15, I stated ‘because special issues are on the increase, this reduces the pool of papers available for general submission, y’ and ‘y dilution of the general stream of submissions with the remova...

A recent literature has shown that asymmetric information about a firm's profitability does not by itself explain strikes of substantial length if the firm and workers can bargain very frequently without commitment. In this paper we show that substantial strikes are possible if (a) there is a small (but not insignificant) delay between offers; and (b) a strike-bound firm may experience a declin...

Strike activity in Spain is unusually high compared to most other developed countries and, moreover, it has remained at a high level for the last decade, whilst strike rates have been falling in most other countries. One possible explanation for this poor strikes record is Spanish labour law with respect to industrial disputes which may be too permissive, or have remained permissive whilst othe...