Equation 13 · Part 7 · The Jagged Frontier Fallacy: Deconstructing Harvard's Canonical AI Productivity Study

subtraction

\pi_s = \frac{c_L(s) - c_A(s)}{c_L(s)}

subtraction

What this part means

Subtract the following term or group from the preceding one. A leading minus marks a negative quantity.

Its job in the formula

Subtract the following term or group from the preceding one. A leading minus marks a negative quantity.

Full expressionsubtractionArticle meaning

The passage around this formula

where $\alpha_s$ is the baseline economic share of task s and $\pi_s$ = $\frac{c_L(s) - c_A(s)}{c_L(s)}$ represents the proportional cost reduction achieved on that task [ 2 ] .

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Learn the underlying idea

Addition combines quantities; subtraction measures the signed difference between them. Parentheses show what is combined before the rest of the expression is evaluated.

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Sources cited in the surrounding passage

[2] The Simple Macroeconomics of AI ↗

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