We propose a way of using DEA cross-efficiency evaluation in portfolio selection. While cross efficiency is an approach developed for peer evaluation, we improve its use in portfolio selection. In addition to (average) cross-efficiency scores, we suggest to examine the variations of...

This article reviews the risk and protective factors for wife battering in South Korea based on the ecological systems theory. Although wife battering has been recognized as a major social problem in South Korea, understanding this phenomenon has been limited because the majority of empirical...

Much of the existing theory of incentives describes a static relationship that lasts for just one transaction. This static assumption is not only unrealistic, but the resulting predictions appear to be at odds with many work organizations. The current paper introduces possible long-term...

This paper presents a model in which a firm's owner, an auditor, and outside investors strategically interact. The owner's investment in the quality of the firm's internal control system and the auditor's effort jointly affect the informativeness of the auditor's report on the firm's financial...