In line with the realization of the vision of the cash-less policy as being fronted by the Central Bank of Nigeria, this paper seeks to solve problems of long waiting time and queue lengths of customers known to be associated with the queuing system of the Automated Teller Machine (ATM), an...

Our research is aimed at finding the optimization of the service provided to citizens, in order to avoid breakdowns in certain administrative services compared to other services that have low levels of activity. The algorithm applied (Branch & Bound) detects what branches of the tree...

Present article is contextualized in an evolved market as the banking where there is a high level of competition that leads in many cases to the marketing of wide range of financial products based on limited information or untransparent, presence of surprise or unfair terms or other type of...

Aktuell gibt es viele Einzelvorschläge mit dem Ziel, das Hartz-IV-System zu reformieren. Aber auch seine völlige Abschaffung und die Ersetzung durch ein Bürgergeld ist in der Diskussion. In diesem Beitrag wird vorgeschlagen, eine völlig neue Standardeinstellung im Steuer- und Transfersystem...

If we reassess the rationality question under the assumption that the uncertainty of the natural world is largely unquantifiable, where do we end up? In this article the author argues that we arrive at a statistical, normative, and cognitive theory of ecological rationality. The main casualty of...

The author set up a simplistic agent-based model where agents learn with reinforcement observing an incomplete set of variables. The model is employed to generate an artificial dataset that is used to estimate standard macro econometric models. The author shows that the results are qualitatively...

The confirmed approach to choosing the number of principal components for prediction models includes exploring the contribution of each principal component to the total variance of the target variable. A combination of possible important principal components can be chosen to explain a big part...