We develop a rational expectations model of financial bubbles and study ways in which a generic risk-return interplay is incorporated into prices. We retain the interpretation of the leading Johansen-Ledoit-Sornette model, namely, that the price must rise prior to a crash in order to compensate...

A growing interest in R&D tax incentives as a way to sustain research and innovation efforts has given rise to a large number of evaluations. The absence of consensus in the literature about their impact on R&D is intertwined with the variety of underpinning R&D tax incentives designs. Our...

Abhijit Banerjee, Esther Duflo und Michael Kremer sind 2019 mit dem Wirtschaftsnobelpreis geehrt worden. Dies vor allem für ihren experimentellen Ansatz zur Linderung der weltweiten Armut. Die Laureaten nutzen randomisierte Experimente, um entwicklungspolitische Maßnahmen zu evaluieren. So...

In the year 2015 the European Union has reached the halfway of implementation of Europe 2020 strategy, which is aimed at forming the conditions for sustainable and inclusive economy delivering high levels of employment, productivity and social cohesion. In this context the aim of the paper is to...

In the year 2015 the European Union reaches the five year period of Europe 2020 strategy implementation. Thus, the aim of the research is to group the European countries based on the level of fulfillment aims of the strategy with the application of natural breaks method. Special consideration...

Celem artykulu jest przedstawienie autorskiej aplikacji falek do predykcji krotkookresowej szeregow czasowych. Proponowany do predykcji krotkookresowych szeregow czasowych (w szczegolnosci do predykcji wskaznikow makroekonomicznych) model jest autorskim modelem. Model oparty jest na analizie...

This paper develops methods and a framework of financial market theory. We model financial markets as a system of agents which perform market transactions with other agents under the action of numerous expectations. Agents' expectations are formed of economic and financial variables, market...

Freiwilliges Engagement findet in Deutschland in einem breiten Spektrum von Bereichen und Tätigkeitsfeldern statt. Gleichzeitig ist aber über die Tätigkeiten, die freiwillig Engagierte ausüben und deren quantitative Verteilung wenig bekannt. Dieser Beitrag verfolgt daher das Ziel, die...

In recent academic and to some extent public debates, mainstream economics has been accused of excessive mathematization. The rejection of mathematical and other formal methods is often cited as a crucial trait of Austrian economics. Based on a systematic discussion of potential benefits and...

Expected utility theory (EUT) is currently the standard framework which formally defines rational decision-making under risky conditions. EUT uses a theoretical device called von Neumann-Morgenstern utility function, where concepts of function and random variable are employed in their...