More than one hundred years ago, the U.S. Supreme Court started to refer to social science evidence in its judgments. However, this has not resonated with many constitutional courts outside the United States, in particular in continental Europe. This contribution has a twofold aim. First, it...

Am 9. Februar 2010 hat das Bundesverfassungsgericht die Berechnung der Hartz-IV-Regelsätze für nicht konform mit der Verfassung der Bundesrepublik Deutschland befunden. In diesem Artikel wird die aktuelle Hartz-IV-Gesetzeslage dargelegt, die Kritik des Bundesverfassungsgerichts...

Some numbers in the political sphere seem to be chosen rather arbitrarily. One example might be the rule set out by the Second Senate of the German Federal Constitutional Court in 1995 that the overall tax load on assets must be limited to 50% of the yield on those assets. This rule was...