This paper addresses emerging trends in the collective dynamics found in knowledge networks, those networks composed of the relationships among knowledge sources, such as citation networks and keyword networks. In studying the formation and detection of new trends in the process of knowledge...

I study the relation between venture capitalists’ (VCs) presence and real activities manipulation (RM). I find that compared to non-venture-backed companies, venture-backed companies show significantly less RM in the first post-IPO fiscal year. The results are robust after controlling for the...

In this paper the entropy behaviors of the field interacting with a Ξ-type three-level atom, are studied and the formulas for calculating the field (atom) entropy are derived. With the help of the quasiprobability distribution function Q, the statistical properties of the field are analyzed. It...

This paper provides an overview of some of the uses of geographic information systems (GIS) in public health management - diagnosing and investigating health problems, analysing environmental hazards, analysing locations and access to health services, planning the use of health services and...