This paper presents a study of Artificial Neural Network (ANN) and Bayesian Network (BN) for use in stock index prediction. The data from Nigerian Stock Exchange (NSE) market are applied as a case study. Based on the rescaled range analysis, the neural network was used to capture the...

This paper focuses on international organizations, especially those regulat-ing trade and exchange. It draws on the Theory of Clubs (Buchanan, 1965) and builds a model that aims to explain governments' optimal choices when joining international organizations. The results of the model show that...

In der Politik sind wie im Geschäftsleben oft riskante beziehungsweise gefährliche Entscheidungen zu treffen, bei denen die Ergebnisse nur schwer oder gar nicht prognostizierbar sind. Da Menschen in ihren Einstellungen gegenüber Risiken und Gefahren variieren, ist es vernünftig, dass in...

We report the result of experiments designed to assess the effect of initial endowments on willingness to pay values elicited from multi-unit Vickrey auctions. Comparing bids from an “endow and upgrade” approach with the “full bidding” approach, we find that the direction of the...

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...

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...

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...

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...