Category Archives: Guest post

Energy Return on Energy Invested – Prof. Charles Hall’s Comments

Posted on April 12, 2018 by Gail Tverberg

In my most recent post, Why the Standard Model of Future Energy Supply Doesn’t Work, I made some comments about the calculation of Energy Returned on Energy Invested. Professor Charles Hall sent me the following response to what I said, which he … Continue reading →

Posted in Guest post | Tagged , , | 381 Comments

Is Sustainable Agriculture an Oxymoron?

Posted on December 26, 2012 by Gail Tverberg

This is a guest post by Toby Hemenway, author of  Gaia’s Garden, a Guide to Home Scale Permaculture. It is being republished with the author’s permission. It was previously published on his blog, Pattern Literacy.  Jared Diamond calls it “the worst mistake … Continue reading →

Posted in Food issues, Guest post, Planning for the Future | Tagged , , , | 143 Comments

The Faustian Bargain that Modern Economists Never Mention

Posted on January 9, 2012 by Gail Tverberg

This is a guest post by Dr. Gary Peters. He is a retired geography professor. Historically people have shifted their belief systems in various ways. The Greeks and Romans believed in numerous gods and goddesses and attributed all kinds of … Continue reading →

Posted in Financial Implications, Guest post | Tagged , | 81 Comments

Understanding our Economic Trajectory – 1952 to Today

Posted on November 1, 2011 by Gail Tverberg

This is a guest post by “Shunyata.” Shunyata has training in financial engineering, actuarial science, statistics, and mechanical engineering. While he does not work directly with structural economic theory, his background in financial engineering gives him insights. The observations below … Continue reading →

Posted in Financial Implications, Guest post | Tagged , | 28 Comments