Complex sentence: This resulted in highly unstable coalition governments (the average length was nine months) and political turbulence--and because voters had little control over which candidates entered parliament, political parties were insulated from the wishes civil society.
Split into simpler sentences: This resulted in highly unstable coalition governments (the average length was nine months) and political turbulence. And because voters had little control over which candidates entered parliament, political parties were insulated from the wishes civil society.