Afghanistan, Somalia und die Demokratische Republik Kongo sind Beispiele für Entwicklungsländer, die unter den Folgen von Krieg, Armut und instabilen demokratischen Strukturen leiden. Diese Länder sehen sich in Sicherheitsfragen einer sehr schwierigen Herausforderung gegenüber und brauchen...

We compile data spanning the period 1900 2014 and up to 30 countries to study long-run patterns in the tax elasticity of top incomes. Our results show that top tax elasticities vary tremendously over time; they were medium-to-low before 1950, virtually zero during the postwar era up to 1980 and...

Why do some societies fail to adopt more efficient institutions in response to changing economic conditions? And why do such conditions sometimes generate ideological backlashes and at other times lead to transformative sociopolitical movements? We propose an explanation that highlights the...

Why do some societies fail to adopt more efficient political and economic institutions in response to changing economic conditions? And why do such conditions sometimes generate conservative ideological backlashes and, at other times, progressive social and political movements? We propose an...

The concept Yin-Yang represents the unity of opposites and complementarity. In this respect, from the economical point of view a positive Yin phase represents the cash flow, brings nutrition, gentleness and protection, while a negative Yin phase means capital loss, sloth and passive obedience; a...

For the past 70 years, there has been a downward trend in the size of wars, but the idea of an enduring "long peace" remains controversial. Some recent contributions suggest that observed war patterns,including the long peace, could have come from a long-standing and unchanging war-generating...

We study escalation and aggression in an experimental first-strike game in which two participants play multiple rounds of a money-earning task. In each round, both players can spend money to accumulate weapons. The player with more weapons can spend money to strike against the other player,...

Using a new, global data base covering the years 1950 to 2015, we study the impact of sanctions on international trade and welfare. We make use of the rich dimensionality of our data and of the latest developments in the structural gravity literature. Starting with a broad evaluation by sanction...

This research advances the hypothesis and establishes empirically that interpersonal population diversity has contributed significantly to the emergence, prevalence, recurrence, and severity of intrasocietal conflicts. Exploiting an exogenous source of variations in population diversity across...

This inquiry assess es if terrorism sustains the capital flight trap and whether the relationship is affected b y varying the levels of governance and globalisation. The empirical evidence is based on interactive Generalised Method of Moments with data from 37 African countries for the period...