Recently we started a new open-climate-investing project to make climate investing actionable. We worked on a model that could calculate a company’s climate risk exposure based on its returns relative to high climate risk (Brown) and low climate risk (Green) stocks. You could then use this model to assess the climate risk exposure of a […]

I’ve always been a climate optimist. I’ve believed that the combination of new technologies and market demand will ultimately help us stop climate change. Recently, though, I’ve had some doubts. Yes, we’re all embracing the idea that we should do something about climate. But are we doing enough and doing it quickly enough?

Voluntary carbon offsets is something we should all be very, very proud of. Without government oversight, businesses, banks, and even private individuals have come together to support climate programs around the world. Projects from renewable energy to forests to sustainable agriculture to cooking stoves and clean water, in far away places like Bolivia, Nepal, and […]

While sustainable investing continues to gain momentum, some deeply ingrained but also deeply flawed views of risk and return in academic finance still make it look like a fad. Research like this may seem arcane and its assumptions innocuous, but the implications are not. When peer reviewed, award-winning research from top-ranking business schools say that […]