The Macroeconomics of climate change provides frameworks to understand the overall impact. This approach complements the documented Microeconomic effects of climate change. In this episode, Forecast economist Thomas Ash hosts special guest Lint Barrage, Associate Professor and Chair of Energy and Climate Economics at ETH Zurich, to discuss important areas in this growing subfield such as the fiscal costs of climate change, clean innovation subsidies and recent updates to estimates of the economy-wide damages from climate change.