While risk selection within the German public health insurance system has received considerable attention, risk selection between public and private health insurers has largely been ignored. This is surprising since - given the institutional structure - risk selection between systems is likely...

While risk selection within the German public health insurance system has received considerable attention, risk selection between public and private health insurers has largely been ignored. This is surprising since - given the institutional structure - risk selection between systems is likely...

Lack of reproducibility is seriously undermining the credibility of science as a whole. By extrapolating the findings of isolated checks, one may expect a substantial fraction of published articles in scientific journals to contain findings that simply do not hold. But we do not know which...

While risk selection within the German public health insurance system has received considerable attention, risk selection between public and private health insurers has largely been ignored. This is surprising since - given the institutional structure - risk selection between systems is likely...