Executive Summary: Perspectives for the Energy Transition-Investment Needs for a Low-Carbon Energy System

The objective of this study is to analyse the scale and scope of investments in low-carbon technologies in power generation, transport, buildings and industry (including heating and cooling) that are needed to facilitate an energy transition in a cost-effective manner while also working towards other policy goals. The findings of this report are intended to inform G20 work on energy and climate in the context of the 2017 German G20 presidency.