The performance of dichotomous and polytomous IRT models in equating testlet-based tests was compared in this study.To clarify the conditions under which dichotomous and polytomous item response models produce differing results, the DIMTEST program was used for testing essential...

We examine the impact of Regulation Fair Disclosure (RFD) on transient institutional investors' abnormal trading behavior around accounting Restatements before and after RFD. We find that while before RFD, transient institutional investors exhibit abnormal selling of stocks in restating firms...

The paper examines whether bilateral free trade agreements can lead to global free trade. We reconsider the endogenous tariff model introduced by Goyal and Joshi (<CitationRef CitationID="CR9">2006</CitationRef>) who study pairwise stability of free trade networks. We depart from their analysis by adopting the concept of pairwise...</citationref>

The Pareto distribution is an important distribution in statistics, which has been widely used in economics to model the distribution of incomes. Separate interval estimations for parameters of the Pareto distribution have been well established in the literature. For a type-II right censored...

This paper considers a non-cooperative R&D network formation game. Instead of concentrating on R&D cooperation among firms, the paper focuses on one-way externality flow in which each firm forms links in the attempt to acquire others' R&D knowledge. It is assumed that a firm has an internal R&D...

In addition to technical and economical reasons, environmental impacts are becoming an increasingly important issue in the policy making of hydropower development. According to different spatial scales, environmental impacts of hydropower projects can be divided into environmental impacts around...