Posts by Glenn Fieldman

Screening out fossil fuel stocks has not had a significant impact on returns for global, well-diversified portfolios — in fact over the past 12 years, an index without fossil fuels outperformed its most similar index with fossil fuels, and two separate studies by found that divestment actions taken by funds worldwide have passed the prudence tests required of fiduciaries. An additional academic study spanning decades that included previous oil price spikes found no significant difference in performance between portfolios with and without fossil fuels.