Based on unique Swedish historical panel data on voluntary Swedish sick insurance societies 1902-1910, we test the hypothesis od economies of scale in sick insurance provision. We report results indicating that pure insurance societies charging only premium ex ante do not exhibit returns to...

The purpose of the research is to analyze and investigate the interest of primary school pupils in natural science topics within primary school subject fields. Examining the existing curricula, it becomes evident that natural science topics are intertwined in different subject fields. Based on...