I didn’t see it addressed in the article so I’ll slip on my tinfoil hat for a moment...
Could this be related to growing income and wealth inequality? Poor people buy less stuff, and presumably rich people get rich by not buying more stuff commensurate with their incomes. Even the falling fertilizer consumption might be explained if poorer people are shifting to more processed junk food.
The article notes 1970 as the critical turning point, which is the same year Piketty identifies in his book Capital as the inequality turning point in the U.S. and Europe
Could this be related to growing income and wealth inequality? Poor people buy less stuff, and presumably rich people get rich by not buying more stuff commensurate with their incomes. Even the falling fertilizer consumption might be explained if poorer people are shifting to more processed junk food.
The article notes 1970 as the critical turning point, which is the same year Piketty identifies in his book Capital as the inequality turning point in the U.S. and Europe