From NBR.co.nz, a wrap of the week's top politics stories for the week ending July 19. For today's top stories, head to NBR.co.nz. Proudly 100% subscriber funded. Timestamps for this week's content: (00:15) - Former Green Party co-leader James Shaw - Climate challenge cannot be solved without private investment. For the full article and to join the discussion, click here. (09:32) - NBR political editor Brent Edwards - Getting the ETS right will be critical to investment. For the full article and to join the discussion, click here.