We develop a simple theoretical model that analyzes the interaction between progressive taxation, effort and wealth creation. We show how progressive taxation, while not affecting the behavior of entrepreneurs with less profitable profit opportunities, leads entrepreneurs benefiting from good or...

In many jurisdictions, competition authorities and market regulators question the principle of interchange fees. Such fees exist on almost all interbank card payment platforms. It would seem, however, that the European commission would like to go as far as to completely abolish these fees, not...

An increasing number of research, especially in law, are pointing out the difficulties of the neoclassical paradigm in studying the economy of digital platforms. Some of them propose to shift from the neoclassical paradigm to a complexity paradigm, especially to deal with antitrust issues....

This paper uses the Granger-causality technique to test Friedman's hypothesis that variability in monetary growth causes changes in velocity. Two models are constructed and tested. The first model uses aggregate money without distinction between the anticipated and unanticipated money growth....

This study investigates the impact of corruption on public and private investment in African countries as a way of exploring one channel through which corruption undermines growth. The empirical results indicate that corruption affects economic growth directly and through its impact on...