The importance of order and complements: a new way to understand the Dutch and German health insurance reforms.

This article adds to recent theorizing on gradual institutional change by focusing on how institutional displacement occurs through sequential patterns of change. It argues that under certain conditions, reformist political actors may achieve systemic reform through sequences of incremental reforms. We illustrate our argument through a comparative analysis of systemic health care reforms in two Bismarckian health insurance systems, the Netherlands and Germany.