PDF: https://economics.mit.edu/files/11563 https://economics.mit.edu/files/11563 about the disappearing middle-income jobs (because those are the things that si

PDF: https://economics.mit.edu/files/11563 https://economics.mit.edu/files/11563 about the disappearing middle-income jobs (because those are the things that sit at the optimum point on the cost-benefit curve for innovation - be that automation, offshoring, better organization, standardization, etc) The problem is, there's too big of a labor market force pushing wages down in the low-income segment.