Abstract
The chapter explores the extent to which mathematical analysis helps us see the future. It looks at the challenge today’s “big data” presents to our mathematical abilities. Beginning with explanations of linear, logistic (s-shaped), and exponential growth, the chapter notes the limits to growth and where they apply. It introduces the “reaction curve” that for an industry incumbent mirrors the well-known “hype curve.” Following a discussion of price–performance curves, it addresses demographic forecasting, Kondratieff waves, and real options. The chapter concludes by showing why automating some white-collar functions can resolve the principal-agent problem.
Science has traditionally been seen as a driving force for technology, but the inverse process is equally important.
—J.P. McKelvey (1985)
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Notes
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Or a straight line when plotted on semi-log paper.
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Kuznets took a slightly different slant on the long waves; see Milanovic (2016).
https://voxeu.org/article/introducing-kuznets-waves-income-inequality.
See also Coccia (2018).
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Using the expected value criterion. There are other criteria for pruning the decision tree, for example, the “minimax regret” criterion. We won’t examine those here, as they’re explained in almost any decision-making textbook, and because I hope you will aim for a positive future. Not like those grim “minimax regret” folks who try to minimize their expected maximum disappointment.
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In certain well-defined situations, the entropy of a probability function can measure knowledge. This was discovered by the famous Claude Shannon and set forth in his 1948 The Mathematical Theory of Communication, and later applied (in my own doctoral dissertation) to a kind of forecasting.
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And involves nothing more complicated than Bayes’ Theorem. Did I say “nothing more complicated?” Well, Bayes’ theorem is very simple mathematically, but terribly contentious in its interpretation.
References
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Phillips, F. (2019). Analytics and the Future. In: What About the Future?. Science, Technology and Innovation Studies. Springer, Cham. https://doi.org/10.1007/978-3-030-26165-8_8
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DOI: https://doi.org/10.1007/978-3-030-26165-8_8
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