Becker, Bettina; Uebelmesser, Silke - In: Schmollers Jahrbuch : Journal of Applied Social Science … 130 (2010) 2, pp. 169-194
In the 1990s, competition among health insurance funds (‘sickness funds’) was introduced in Germany. As one means of competition, free choice of initial health funds and subsequent switching between them was made available to all insured. Since then, the number of funds has decreased...