Also, since the introduction of the NHI system, Clalit’s dominant position in terms of market share has been eroded (Figure 2.8), which is perhaps a sign that there are adequate long-term market forces at work. Some (for instance Shmueli et al., For example, funds might purposefully limit the scope and quality of primary-care facilities in poorer areas and have ways of manipulating waiting lists for treatments, though it is not believed that these techniques are widely used.