Internet addiction (IA) is a new disorder described in 1996 by the psychologist Kimberly Young. The aim of this paper is to estimate the percentage of IA among Greek university students. Results of a sample survey among 1876 Greek university students, 18-27 years old, are presented. The...

Zimbabwe and other developing countries struggle to achieve millennium development goals originally set for 2015. To assist health policy making, there was an investigation of how demographic, socioeconomic and cultural factors determine maternal healthcare services use in Zimbabwe. A logistic...

We propose simple modifications for the Kakwani tax progressivity measure that make it suitable for evaluating access inequality for medical services. Our modification is to measure inequality using the ratio of the concentration index to the Gini coefficient instead of the difference between...

This paper analyzes the determinants of governance transparency. In our model, entrepreneurs optimally decide the precision of their earning reporting by trading off the possibility of expropriating profits against the capacity to attract external funding.We find that information is only...

In a relatively recent paper, Gehrig and Stenbacka (Eur Econ Rev 51, 77–99, 2007) show that information sharing increases banks’ profits to the detriment of creditworthy entrepreneurs in a model of a banking duopoly with switching costs and poaching. They restrict their analysis to the case...

Nach einer Serie von Lebensmittelskandalen ist das Vertrauen der Verbraucher in die Industrie erschüttert. Kritik schlägt dabei nicht nur den Herstellern selbst, sondern auch den Anbietern von Gütesiegeln entgegen, die Produkte leichtfertig zertifiziert haben. Die Rufe nach gesteigerter...

Disclosure of private medical information allows insurance companies to better predict medical expenditures. The premiums the companies charge the insured employees reflect these expenditures. This paper studies incentives of employees to disclose their medical information. I find that healthier...

Dividend policy is one of controversial financial issues. There are various theories about dividend but in this study, the focus is on empirical test of signaling theory. This theory says that the payment of dividends provides information for investors and analysts. The aim of this study is...

Commercial banks are typical hierarchical organizations, in which the multipleprincipal-agent problem exists and induces serious internal collusive corruption. This article analyzes the collusive corruption between credit supervisors and credit managers in bank credit activities, through three...