This paper reports the main results of the 2012 Risk Premium Project (RPP) update, a yearly review of actuarial and finance literature on the theory and empirics of risk assessment for property-casualty insurance. Pricing and modeling insurance risks and methodological advancement in risk valuation were popular fields of research in 2012. Of special note is new work on behavioral pricing and li...

In this paper we present a corporate valuation model, which integrates the different approaches of various fields of finance in a single stochastic framework. We construct a stylized company, which has its explicit production, inventory, export and import activity. In our simulation we analyze the affect of the future volatility of three stochastic factors (production, inflation and exchange ra...

abstract by using cross-section data which gathered through a survey research in mashhad ,contingent valuation approach and tobit model this study tries to determine economical value of air pollution and effective factors on wtp. based on contingent valuation approach, air pollution total value of airpollution in high-polluted region equals 7134146560 rials per month and in middle-polluted regi...

Knowledge goals are one of the fundamental elements of knowledge management. They should be derived from corporate goals and define objectives for knowledge management in a company. Without the creation, use and verification of these goals, effective knowledge management is unthinkable. However, this is usually not well supported by information technology. Holistic systems which can assist all ...

Software project escalation has been shown to be a widespread phenomenon. With few exceptions, prior research has portrayed escalation as an irrational decision-making process whereby additional resources are plowed into a failing project. In this article, we examine the possibility that in some cases managers escalate their commitment not because they are acting irrationally, but rather as a r...

Employing attitude measures to explain valuation responses in contingent valuation studies has the potential to improve statistical analyses as well as interpretation of response information. In this paper, four types of attitude measures are compared for their ability to provide these benefits in the context of a contingent valuation of an air quality management plan for Sofia, Bulgaria. Findi...

In this paper, persents the definitions of strongly prime ideal, strongly prime N-subgroup, Pseudo-valuation near ring and Pseudo-valuation N-group. Some of their properties have also been proven by theorems. Then it is shown that, if N be near ring with quotient near-field K and P be a strongly prime ideal of near ring N, then is a strongly prime ideal of ‎‎, for any multiplication subset S of...

1. Introduction: context and scope of the study In the spirit of the growing environmental awareness in the past decades, we witness nowadays an increasing interest in biodiversity, both locally and worldwide. Biodiversity requires our attention for two reasons. First, it provides a wide range of benefits to mankind and human activities. Second, many human activities have contributed to unprece...