The spectrum of respiratory disease associated with exposure to metal working fluids. Robertson AS, Burge PS. Fifteen-year trends in occupational asthma: data from the Shield surveillance scheme. cross-reactivity between nickel and chromium salts in electroplating-induced asthma. Many years ago, I had the responsibility once a month of doing a tuberculosis clinic in deepest West Virginia. The s...

Data association is an important data-mining task and it has various applications. In crime analysis, data association means to link criminal incidents committed by the same person. It helps to discover crime patterns and catch the criminal. In this paper, we present an outlier-based data association method. An outlier score function is defined to measure the extremeness of an observation, and ...

While police levels may affect crime, governments may react to crime by increasing police levels. The instrumental variables (IV) approach to this problem has proven difficult due to the problem of locating instruments for police levels. Using panel data from over 5000 cities (1990–2001), we instrumented police levels with two types of federal law enforcement grants, thus yielding over-identifi...

The Rational Choice Theory describes criminal behaviour as a form of means-end decision-making. In contrast, it is often argued that criminal behaviour involves subjective, personal biological and psychological aspects. This paper contributes an agent-based modelling approach for criminal behaviour integrating such subjective aspects with decision-making based on means-end analysis, and illustr...

On April 10 economist John R. Lott, Jr., formerly of the American Enterprise Institute, filed a defamation lawsuit against economist Steven D. Levitt of the University of Chicago and HarperCollins, the publisher of Levitt's 2005 book, Freakonomics. At issue is what Levitt meant when he wrote that scholars could not "replicate" Lott's results, referring to Lott's 1998 book, More Guns, Less Crime...

following the evolution occurred in capital markets and dematerialization of securities, indirect holding system (ihs) of securities was performed so that the risk of paper crunch, robbery or loss of physical securities decreases. in this research in addition to investigating the disadvantages of direct holding system, we concluded that the main characteristic of this system is the direct relat...