external page Switzerland, external page the EU, and external page the UK have already set the ambitious goal to become carbon neutral by 2050, i.e. reduce emissions and balance the remaining amount that cannot be avoided with negative emissions technologies.. Economics offers powerful tools to analyze the challenges and opportunities implied by this climate target. Economics for Net-Zero Emissions, or ENZE, is a new Joint Initiative by Eawag, CER-ETH, and WSL, aiming at creating and strengthening a network of researchers working on issues related to net-zero emissions.