A national survey of 158 Canadian IS personnel at various organizational levels was conducted using a modiJed Delphi technique and follow-up interviews to ident@ the critical issues in information systems during the next three to five years. Critical information systems issues were identified including I) building a responsive IT injrastructure, 2) improving IS project management practices, and...

OBJECTIVE To evaluate the frequency, severity, and risk factors for restless legs syndrome (RLS) in healthcare personnel. METHODS This cross-sectional study was performed at the Outpatient Family Medicine Clinic of Meram Medical Faculty in Konya, Turkey and included 354 healthcare personnel who were working at the Meram Medical Faculty Hospital between October 2010 and June 2011. The Internat...

We give a simple explicit formula for turnover reduction when a large number of alphas are traded on the same execution platform and trades are crossed internally. We model turnover reduction via alpha correlations. Then, for a large number of alphas, turnover reduction is related to the largest eigenvalue and the corresponding eigenvector of the alpha correlation matrix.

More police reduces crime but little is know about the mechanism. Does more police deter crime by reducing its attractiveness, or is the reduction driven by an incapacitation of recurrent criminals? This paper exploits micro-level data on single robberies together with redeployments of two police forces within a city, providing first evidence of (negative) incapacitation that is driven by reduc...