Over the past 4 years, KPMG International has tracked the key trends that — in their opinion — will influence the world of infrastructure over the coming years. Some of the trends that they have identified in the past persist — governments continue to struggle to unclog their pipelines; emerging markets continue to face funding gaps; the optimal relationship between the public sector, the private sector and taxpayers continues to evolve. This is to be expected; massive changes to fundamental problems do not happen overnight.